Undertale (English Wikipedia)

"'Undertale': A Game That Is Still Amazing Today". ComicsVerse. December 15, 2016. Archived from the original on May 7, 2020. Retrieved February 13, 2021.

commonwealthtimes.org (Global: low place; English: low place)

Schuhart, Jonah (September 16, 2019). "Smash Bros. creates potential problem with new DLC characters". The Commonwealth Times. Archived from the original on May 7, 2020.

deltarune.com (Global: low place; English: low place)

Fox, Toby. "DELTARUNE". www.deltarune.com. Archived from the original on November 2, 2018. Retrieved November 2, 2018.
"Deltarune Status Update - Sept 2021". September 17, 2021. Archived from the original on September 18, 2021. Retrieved September 18, 2021.

denfaminicogamer.jp (Global: 5,639^th place; English: low place)

news.denfaminicogamer.jp

"『Undertale』トビー・フォックス×『東方』ZUN×Onion Games木村祥朗鼎談──自分が幸せでいられる道を進んだらこうなった──同人の魂、インディーの自由を大いに語る" ["Undertale" Toby Fox x "Touhou" ZUN x Onion Games Yoshiro Kimura ──This is what happened when I went on the path of being happy ── Talking about the soul of the same person, the freedom of indie]. Den Famitsu Gamer (in Japanese). October 19, 2018. Archived from the original on October 19, 2018. Retrieved August 27, 2021.

destructoid.com (Global: 875^th place; English: 574^th place)

Davis, Ben (September 24, 2015). "Review: Undertale". Destructoid. Archived from the original on September 27, 2015. Retrieved January 21, 2016.
Glagowski, Peter (March 8, 2018). "Undertale will 'eventually' be on Switch". Destructoid. Archived from the original on March 9, 2018. Retrieved March 8, 2018.
Rowen, Nic (February 9, 2016). "Get your name in early for these Undertale figures". Destructoid. ModernMethod. Archived from the original on March 10, 2016. Retrieved May 2, 2016.
Glogowski, Peter (September 4, 2019). "Sans from Undertale is getting a costume in Smash Ultimate". Destructoid. Archived from the original on August 9, 2020. Retrieved September 4, 2019.
Peterson, Joel (August 15, 2017). "Review: Undertale (PS4)". Destructoid. Archived from the original on December 17, 2017. Retrieved August 16, 2017.
"Undertale is the highest rated PC game on Metacritic right now". Destructoid. October 5, 2015. Archived from the original on January 24, 2024. Retrieved January 24, 2024.
"Destructoid's award for Best PC Game of 2015 goes to..." Destructoid. December 22, 2015. Archived from the original on December 22, 2015. Retrieved January 21, 2016.

dexerto.com (Global: 3,683^rd place; English: 2,145^th place)

Percival, Tom (August 1, 2025). "These are the 100 best games of all time". Dexerto. Archived from the original on September 19, 2025. Retrieved October 14, 2025.

doi.org (Global: 2^nd place; English: 2^nd place)

Elvery, Gabriel (June 2023). "Undertale's Loveable Monsters: Investigating Parasocial Relationships with Non-Player Characters". Games and Culture. 18 (4). Sage: 475–497. doi:10.1177/15554120221105464. Retrieved January 11, 2025.
Travers, Sean (April 2022). "Nihilism, Violence, and Popular Culture: The Postmodern Psychopath in Toby Fox's Undertale". The Journal of Popular Culture. 55 (2): 411–431. doi:10.1111/jpcu.13120.
Veale, Kevin (April 1, 2022). "'If anyone's going to ruin your night, it should be you': Responsibility and affective materiality in Undertale and Night in the Woods". Convergence. 28 (2): 451–467. doi:10.1177/13548565211014434. ISSN 1354-8565. Retrieved January 9, 2025.
Cayari, Christopher (2023). "The Music of Undertale: Participatory Culture, Video Game Music, and Creating Covers for YouTube". International Journal of Education & the Arts. 24 (22). doi:10.26209/ijea24n22.

dragoncon.org (Global: low place; English: low place)

mediarelations.dragoncon.org

"Vote for the Dragon Awards!". Dragon Con. August 12, 2016. Archived from the original on August 27, 2017. Retrieved August 6, 2018.

engadget.com (Global: 466^th place; English: 349^th place)

Suszek, Mike (July 29, 2013). "Crowdfund Bookie, July 21–27: Terminator 2, Undertale, Last Dream". Engadget. Archived from the original on October 12, 2015. Retrieved January 20, 2016.

escapistmagazine.com (Global: 2,126^th place; English: 1,297^th place)

Bogos, Steven (June 2, 2013). "Undertale is an EarthBound Inspired Indie RPG". The Escapist. Archived from the original on May 14, 2016. Retrieved January 21, 2016.
Bogos, Steven (June 25, 2013). "Undertale Dev: "Every Monster Should Feel Like an Individual"". The Escapist. Archived from the original on June 19, 2021. Retrieved January 20, 2016.
Croshaw, Ben (October 28, 2015). "Undertale May Be This Year's Best Written Game". The Escapist. Archived from the original on October 30, 2015. Retrieved October 27, 2015.
Croshaw, Ben (January 7, 2016). "Top 5 Games of 2015". The Escapist. Archived from the original on January 6, 2016. Retrieved January 21, 2016.

eurogamer.net (Global: 288^th place; English: 218^th place)

Hall, Mat (September 22, 2018). "Undertale Genocide run explained: How to play the game in the most evil way possible". Eurogamer. Archived from the original on July 28, 2023. Retrieved July 28, 2023.
Matulef, Jeffrey (June 13, 2017). "Undertale is coming to PS4 and Vita this summer". Eurogamer. Gamer Network. Archived from the original on June 13, 2017. Retrieved June 12, 2017.
"Undertale Trophies list: Dog Shrine location and donations explained to unlock the Platinum Trophy". Eurogamer.net. September 22, 2018. Retrieved October 9, 2025.
Kent, Emma (November 2, 2018). "Undertale creator suggests it's going to be a while before we see more Deltarune". Eurogamer. Archived from the original on November 2, 2018. Retrieved November 2, 2018.
Nightingale, Ed (May 9, 2025). "Deltarune available on Switch 1 and 2 through cross-buy, when it launches with new Nintendo console". Eurogamer.net. Retrieved May 9, 2025.

existentialgamer.com (Global: low place; English: low place)

Feeld, Julian (October 9, 2015). "Interview: Toby Fox of Undertale". Existential Gamer. Archived from the original on November 17, 2015. Retrieved January 20, 2016.

famitsu.com (Global: 479^th place; English: 919^th place)

"『Undertale』のピアノアレンジアルバム第2弾『Undertale Piano Collections 2』が発表。Bandcampで予約開始（試聴動画アリ）". Famitsu. March 3, 2018. Archived from the original on July 11, 2019. Retrieved July 26, 2019.
"『UNDERTALE』サンズと戦えるブラウザゲームが公式サイトに出現。生放送でプレイしていたMr. Sunshine and Abberantと戦えるモードも | ゲーム・エンタメ最新情報のファミ通.com". ファミ通.com (in Japanese). Retrieved October 6, 2025.

fangamer.com (Global: low place; English: low place)

fangamer.com

Fox, Toby (2016). Undertale Art Book. Fangamer. ISBN 978-1-945908-99-6. Archived from the original on November 30, 2018. Retrieved November 30, 2018.

toby.fangamer.com

"DELTARUNE CHAPTERS 1-4 RELEASE TIME ANNOUNCEMENT". Toby Fox. May 8, 2025. Retrieved June 2, 2025.

finalweapon.net (Global: low place; English: low place)

Rajpal, Saras (September 22, 2025). "Undertale Releases New 10th Anniversary Battles and Music". Final Weapon. Retrieved October 6, 2025.

gamasutra.com (Global: 704^th place; English: 507^th place)

Wawro, Alex (December 22, 2015). "GTA 5 leads Steam Spy's list of best-selling 2015 Steam games". Gamasutra. UBM TechWeb. Archived from the original on December 22, 2015. Retrieved December 22, 2015.
Wawro, Alex (September 14, 2016). "Undertale dev reflects on what it's like to have your game become a phenomenon". Gamasutra. Archived from the original on August 3, 2017. Retrieved September 14, 2016.
"Her Story takes home top honors at the 18th annual IGF Awards". Gamasutra. March 16, 2016. Archived from the original on April 11, 2016. Retrieved March 16, 2016.

game-debate.com (Global: low place; English: low place)

"Global Game Awards 2015". Game Debate. Archived from the original on November 23, 2019. Retrieved November 23, 2019.

gamedeveloper.com (Global: 4,881^st place; English: 2,796^th place)

Couture, Joel (October 27, 2015). "How Undertale makes you think hard before killing monsters". Gamasutra. Archived from the original on November 12, 2023. Retrieved November 12, 2023.
Yu, Jason (April 6, 2016). "An Examination of Leitmotifs and Their Use to Shape Narrative in Undertale – Part 1 of 2". Gamasutra. Archived from the original on April 21, 2016. Retrieved April 21, 2016.
Yu, Jason (April 14, 2016). "An Examination of Leitmotifs and Their Use to Shape Narrative in Undertale – Part 2 of 2". Gamasutra. Archived from the original on April 15, 2016. Retrieved April 21, 2016.

gameinformer.com (Global: 499^th place; English: 347^th place)

Turi, Tim (October 15, 2015). "GI Show – Yoshi's Woolly World, Star Wars: Battlefront, Undertale's Toby Fox". Game Informer. Archived from the original on August 7, 2019. Retrieved January 20, 2016.
Hilliard, Kyle. "Toby Fox Shares College Notebook Filled With Early Concept Art And Ideas That Eventually Became Undertale". Game Informer. Archived from the original on January 13, 2017. Retrieved February 13, 2021.
Gwaltney, Javy (February 6, 2016). "Official Undertale Jazz Album Live At Grillby's Released". Game Informer. GameStop. Archived from the original on May 2, 2016. Retrieved May 2, 2016.
Tack, Daniel (October 1, 2015). "An Enchanting, Exhilarating Journey – Undertale". Game Informer. Archived from the original on October 12, 2015. Retrieved January 21, 2016.

gamerevolution.com (Global: 1,767^th place; English: 1,087^th place)

Leack, Jonathan (September 15, 2016). "Undertale Dev Celebrates 1 Year Anniversary With Unreleased Music". Game Revolution. Archived from the original on September 14, 2016. Retrieved September 15, 2016.

gamesindustry.biz (Global: 1,124^th place; English: 697^th place)

Weber, Rachel (April 7, 2016). "Fallout 4 wins best game at BAFTAs". Gamesindustry.biz. Archived from the original on April 7, 2016. Retrieved April 7, 2016.

gamespot.com (Global: 125^th place; English: 104^th place)

Hicks, Tyler (November 20, 2015). "Undertale Review". GameSpot. Archived from the original on December 21, 2015. Retrieved January 21, 2016.
Williams, Hayley (September 15, 2020). "You Can Now Watch The Undertale Orchestral Concert Free On YouTube". GameSpot. Archived from the original on September 18, 2020. Retrieved September 16, 2020.
"Nominees for 2016 Independent Games Festival Awards Revealed". GameSpot. Archived from the original on December 3, 2019. Retrieved December 3, 2019.

gamesradar.com (Global: 376^th place; English: 257^th place)

Jordan Gerblick (March 16, 2021). "Undertale launches on Xbox Game Pass this week with exclusive content". GamesRadar+. Retrieved October 9, 2025.
Dustin Bailey (September 22, 2025). "Undertale fans raised over $330,000 for charity at the RPG's 10th anniversary event, where someone paid $11,000 for a "one-of-a-kind" giant Toriel plush". GamesRadar+. Retrieved October 6, 2025.
Kaan Serin (September 21, 2025). "Undertale's 10th anniversary stream included new areas and changes to the original RPG that might just connect it to Deltarune even more, and fans are freaking out". GamesRadar+. Retrieved October 6, 2025.
Anna Koselke (September 22, 2025). "Toby Fox reveals new Undertale content we may never get to play, tells fans of the RPG that "the only limit to all this is your imagination"". GamesRadar+. Retrieved October 6, 2025.
Lewis, Catherine (April 3, 2025). "Deltarune has finally been given a price tag, and Toby Fox says that future chapters beyond 4 "will be added as free updates" so "you only have to buy the game once"". GamesRadar. Retrieved April 10, 2025.

gematsu.com (Global: 779^th place; English: 489^th place)

Romano, Sal (February 15, 2018). "Undertale PS4 and PS Vita sales top 100,000 in Japan". Gematsu. Archived from the original on February 15, 2018. Retrieved February 15, 2018.
Romano, Sal (December 27, 2021). "Over 50,000 Japanese users vote for their favorite console games in TV Asahi poll - Top 100 announced". Gematsu. Archived from the original on January 3, 2022. Retrieved January 3, 2022.

ghostarchive.org (Global: 32^nd place; English: 21^st place)

"Sans Costume in Smash Bros. Ultimate! Version 5.0 Update: Home-Run Contest & More!". YouTube. September 4, 2019. Archived from the original on November 17, 2021.

giantbomb.com (Global: 2,694^th place; English: 1,969^th place)

Walker, Austin (September 25, 2015). "Undertale Review". Giant Bomb. Archived from the original on September 25, 2015. Retrieved January 21, 2016.

ign.com (Global: 53^rd place; English: 44^th place)

ign.com

Plagge, Kallie (January 12, 2016). "Undertale Review". IGN. Archived from the original on January 13, 2016. Retrieved January 13, 2016.
Valentine, Rebekah (March 15, 2021). "Undertale Comes to Xbox via Game Pass, Includes New Dog Slot Machine". IGN. Archived from the original on March 15, 2021. Retrieved March 15, 2021.
Dornbush, Jonathon (August 26, 2016). "Undertale soundtrack Coming to Vinyl". IGN. Archived from the original on August 27, 2016. Retrieved August 26, 2016.
"The Top 100 Video Games of All Time". IGN. December 31, 2021. Archived from the original on August 31, 2025. Retrieved October 14, 2025.
"Undertale: 21 Creepy and Cute Sans Fan Art". IGN. August 19, 2016. Archived from the original on September 30, 2016.
IGN staff (November 1, 2021). "The Top 100 Video Games of All Time". IGN. Archived from the original on January 3, 2022. Retrieved January 3, 2022.
Bankhurst, Adam (September 15, 2021). "Deltarune: Chapter 2 Arriving on PC and Mac This Week". IGN. Archived from the original on September 16, 2021. Retrieved September 15, 2021.
Valentine, Rebekah (April 2, 2025). "Deltarune Chapters 3 and 4 Are Launching Alongside the Nintendo Switch 2 in June". IGN. Retrieved April 2, 2025.

uk.ign.com

"PC Game of the Year". IGN. December 7, 2015. Archived from the original on December 3, 2019. Retrieved December 3, 2019.

au.ign.com

"Best Story". IGN. January 12, 2016. Archived from the original on December 17, 2015. Retrieved February 17, 2016.

indiegames.com (Global: low place; English: low place)

Couture, Joel (September 22, 2015). "Guilt, Friendship, and Carrot Monsters — Undertale and the Consequences of Easy Violence". IndieGames.com. Archived from the original on May 14, 2016. Retrieved January 20, 2016.
Couture, Joel (October 27, 2015). "Thinking for Ourselves – Toby Fox on Fighting and Introspection in Undertale". IndieGames.com. Archived from the original on November 3, 2015. Retrieved January 20, 2016.

kickstarter.com (Global: 2,340^th place; English: 1,517^th place)

Fox, Toby (June 25, 2013). "Undertale by Toby Fox". Kickstarter. Archived from the original on March 17, 2016.

killscreen.com (Global: low place; English: 9,712^th place)

Bennett, David (October 22, 2015). "Behind the humor of Toby Fox's Undertale". Kill Screen. Archived from the original on May 14, 2016. Retrieved January 20, 2016.

kotaku.com (Global: 401^st place; English: 271^st place)

kotaku.com

Schreier, Jason (January 5, 2016). "Undertale Has One Of The Greatest Final Boss Fights In RPG History". Kotaku. Archived from the original on April 28, 2016. Retrieved April 22, 2016.
Schreier, Jason (August 28, 2018). "A Ton Of New Indie Games Are Heading To Switch Soon". Kotaku. Archived from the original on August 28, 2018. Retrieved August 28, 2018.
Hamilton, Kirk (December 5, 2016). "Undertale just got a nice new musical tribute". Kotaku. Archived from the original on December 6, 2016. Retrieved December 5, 2016.
Ashcraft, Brian (June 14, 2017). "Undertale's Japanese Localization Is Causing A Fan Frenzy". Kotaku. Archived from the original on October 4, 2023. Retrieved September 23, 2023.
"Nintendo Reveals The 10 Current Best-Selling Indie Games On Switch". Kotaku. March 21, 2019. Archived from the original on November 12, 2023. Retrieved November 12, 2023.
Spencer, Chloe (August 21, 2017). "The Undertale Drama". Kotaku. Archived from the original on December 1, 2019. Retrieved October 1, 2021.

steamed.kotaku.com

Grayson, Nathan (September 28, 2015). "Players Still Haven't Figured Out All Of Undertale's Secrets". Kotaku. Archived from the original on February 17, 2016. Retrieved April 19, 2023.
Grayson, Nathan (January 6, 2016). "Undertale has an officially sanctioned fan album, and it's awesome". Kotaku. Gawker Media. Archived from the original on March 31, 2016. Retrieved May 2, 2016.

kotaku.com.au (Global: 2,394^th place; English: 1,820^th place)

Vas, Gergo (December 31, 2015). "Undertale's Papyrus And Sans Have Dark Souls". Kotaku Australia. Archived from the original on June 12, 2016.

metacritic.com (Global: 37^th place; English: 37^th place)

"Undertale for PC Reviews". Metacritic. Archived from the original on October 12, 2015. Retrieved July 28, 2017.
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nintendo.co.jp (Global: 950^th place; English: 1,152^nd place)

topics.nintendo.co.jp

"世界的な大ヒットタイトル『Undertale』がNintendo Switchで発売！". Nintendo. Archived from the original on March 10, 2018. Retrieved March 11, 2018.
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nintendolife.com (Global: 1,120^th place; English: 655^th place)

Life, Nintendo (February 4, 2016). "Undertale Creator Open To Nintendo Port, But Wouldn't Be Able To Code It Himself". Nintendo Life. Retrieved October 12, 2025.
Doolan, Liam (October 13, 2019). "Undertale Song Pack Arrives In Taiko no Tatsujin: Drum 'n' Fun! As Paid DLC". Nintendo Life. Archived from the original on November 15, 2021. Retrieved November 11, 2019.
McFerran, Damien (March 9, 2018). "Indie Smash Undertale Is Coming To Switch "Eventually"". Nintendo Life. Archived from the original on March 9, 2018. Retrieved June 27, 2023.

noisypixel.net (Global: low place; English: low place)

"Undertale 10th Anniversary Browser Game Lets Fans Battle Sans, Mr. Sunshine & Aberrant". September 22, 2025. Retrieved October 6, 2025.

npr.org (Global: 92^nd place; English: 72^nd place)

Diaz, Ana (October 17, 2020). "Make Love, Not War: Five Years Of 'Undertale'". NPR. Archived from the original on October 18, 2020. Retrieved November 12, 2023.

opencritic.com (Global: low place; English: low place)

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oswegonian.com (Global: low place; English: low place)

Altland, Morgan (February 18, 2016). "Undertale still captivates audiences". The Oswegonian. Archived from the original on June 3, 2017.

pastemagazine.com (Global: 661^st place; English: 399^th place)

Allen, Eric Van (October 22, 2015). "Undertale Fan Makes a Sequel... In a Wrestling Game?". Paste. Archived from the original on October 25, 2015. Retrieved January 21, 2015.

pcgamer.com (Global: 428^th place; English: 286^th place)

Cobbett, Robert (September 29, 2015). "Undertale review". PC Gamer. Archived from the original on September 29, 2015. Retrieved September 29, 2015.
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pcgamesn.com (Global: 1,748^th place; English: 1,058^th place)

Nelson, Will (December 10, 2023). "Steam's best indie game gets a colossal free prequel seven years in the making". PCGamesN. Archived from the original on April 17, 2024. Retrieved December 12, 2023.

playstation.com (Global: 773^rd place; English: 630^th place)

blog.playstation.com

Fox, Toby (June 13, 2017). "Undertale is Coming to PlayStation!". PlayStation.Blog. Archived from the original on May 31, 2020. Retrieved June 22, 2020. Along the way that transformed into having them develop and publish the PlayStation versions, too.
Ricciardi, John (August 8, 2017). "Breaking Down Borders: Undertale's Journey to Japan and Back". PlayStation.Blog. Archived from the original on September 24, 2023. Retrieved September 23, 2023.
Fox, Toby (June 13, 2017). "Undertale is Coming to PlayStation!". PlayStation.Blog. Archived from the original on October 10, 2023. Retrieved September 23, 2023.

polygon.com (Global: 180^th place; English: 133^rd place)

Farokhmanesh, Megan (July 7, 2013). "Undertale combines classic RPG gameplay with a pacifist twist". Polygon. Archived from the original on September 26, 2015. Retrieved September 25, 2015.
Hughes, William (July 14, 2017). "A speedrunner is getting every Undertale ending — for 34 hours straight". Polygon. Archived from the original on July 20, 2021. Retrieved July 20, 2021.
Farokhmanesh, Megan (July 7, 2013). "Undertale combines classic RPG gameplay with a pacifist twist". Polygon. Archived from the original on April 3, 2019. Retrieved November 12, 2023.
Frank, Allegra (January 21, 2016). "Undertale's first patch claims to fix bugs, but fans found hidden content". Polygon. Vox Media. Archived from the original on April 7, 2016. Retrieved May 2, 2016.
Frank, Allegra (August 15, 2017). "Undertale's trophies are perfectly hilarious". Polygon. Archived from the original on August 15, 2017. Retrieved August 15, 2017.
Good, Owen (March 9, 2018). "Undertale coming to Switch brings indie games' GameMaker Studio engine with it". Polygon. Archived from the original on March 9, 2018. Retrieved March 9, 2018.
Good, Owen S. (July 6, 2016). "Someone gave the pope a copy of Undertale". Polygon. Archived from the original on January 5, 2022. Retrieved January 5, 2022.
Diaz, Ana (January 6, 2022). "The Pope listening to Undertale's 'Megalovania' is already 2022's weirdest video". Polygon. Archived from the original on February 19, 2022. Retrieved February 19, 2022.
Frank, Allegra (December 16, 2015). "Undertale wins GameFAQs' Best Game Ever contest". Polygon. Archived from the original on December 17, 2015. Retrieved January 21, 2016.
Frank, Allegra (January 13, 2016). "DICE Awards finalists include Fallout 4, Witcher 3, Life is Strange and more". Polygon. Archived from the original on January 13, 2016. Retrieved January 21, 2016.
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Polygon staff (November 4, 2019). "The 100 best games of the decade (2010–2019): 100–51". Polygon. Archived from the original on November 5, 2019. Retrieved November 9, 2019.
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Frank, Allegra (October 31, 2018). "Undertale creator's new game is Deltarune, a mysterious surprise". Polygon. Archived from the original on November 1, 2018. Retrieved November 1, 2018.

rockpapershotgun.com (Global: 1,438^th place; English: 877^th place)

"The RPS Advent Calendar, Dec 16th: Undertale". Rock Paper Shotgun. December 16, 2015. Archived from the original on December 26, 2015. Retrieved May 16, 2016.
Smith, Adam (October 15, 2015). "Conversations With Myself: On Undertale's Universal Appeal". Rock Paper Shotgun. Gamer Network. Archived from the original on May 16, 2016. Retrieved May 16, 2016.
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"Game of the Month: October – Undertale". Rock Paper Shotgun. October 30, 2015. Archived from the original on May 26, 2016. Retrieved January 21, 2016.

rpgamer.com (Global: 5,272^nd place; English: 3,109^th place)

Welhouse, Zach (October 8, 2015). "Undertale – Review". RPGamer. Archived from the original on May 14, 2016. Retrieved January 21, 2016.

rpgfan.com (Global: 4,139^th place; English: 2,375^th place)

"RPGFan Music – Undertale Piano Collections". RPGFan. Archived from the original on July 11, 2019. Retrieved July 26, 2019.

sagepub.com (Global: 731^st place; English: 638^th place)

journals.sagepub.com

Elvery, Gabriel (June 2023). "Undertale's Loveable Monsters: Investigating Parasocial Relationships with Non-Player Characters". Games and Culture. 18 (4). Sage: 475–497. doi:10.1177/15554120221105464. Retrieved January 11, 2025.
Veale, Kevin (April 1, 2022). "'If anyone's going to ruin your night, it should be you': Responsibility and affective materiality in Undertale and Night in the Woods". Convergence. 28 (2): 451–467. doi:10.1177/13548565211014434. ISSN 1354-8565. Retrieved January 9, 2025.

screenrant.com (Global: 98^th place; English: 75^th place)

Baird, Scott (March 16, 2021). "Why Undertale Has A Higher Age Rating On Xbox". Screen Rant. Retrieved March 24, 2025.

seagaia.wordpress.com (Global: low place; English: low place)

Hogan, Sean (May 25, 2013). "Toby Fox's Undertale – DEV 2 DEV INTERVIEW #1". Seagaia. Archived from the original on September 26, 2015. Retrieved January 20, 2016.

siliconera.com (Global: 1,187^th place; English: 718^th place)

Jenni (July 18, 2017). "Undertale Coming To The PlayStation 4 And Vita On August 15, 2017". Siliconera. Archived from the original on August 8, 2017. Retrieved July 18, 2017.

steampowered.com (Global: 1,340^th place; English: 1,460^th place)

store.steampowered.com

"'Undertale' Soundtrack". Steam. Valve. Archived from the original on January 9, 2016. Retrieved May 2, 2016.

steamspy.com (Global: low place; English: low place)

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thegamer.com (Global: 2,166^th place; English: 1,317^th place)

Childers, Juliet (October 27, 2021). "15 Undertale Fan Games Every Fan Should Know About". TheGamer. Archived from the original on November 4, 2021. Retrieved April 22, 2024.

themarysue.com (Global: 2,817^th place; English: 1,642^nd place)

Isaac, Chris (December 10, 2015). "Interview: Undertale Game Creator Toby Fox". The Mary Sue. Archived from the original on December 10, 2015. Retrieved January 20, 2016.

thestar.com.my (Global: 574^th place; English: 425^th place)

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wiley.com (Global: 222^nd place; English: 297^th place)

onlinelibrary.wiley.com

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wired.com (Global: 193^rd place; English: 152^nd place)

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worldcat.org (Global: 5^th place; English: 5^th place)

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Veale, Kevin (April 1, 2022). "'If anyone's going to ruin your night, it should be you': Responsibility and affective materiality in Undertale and Night in the Woods". Convergence. 28 (2): 451–467. doi:10.1177/13548565211014434. ISSN 1354-8565. Retrieved January 9, 2025.

x.com (Global: low place; English: low place)

@Undertale (May 23, 2013). "Undertale.com The demo is out" (Tweet). Retrieved November 12, 2023 – via Twitter.
@Undertale (July 17, 2016). "Undertale is now available for Linux on Steam! Also, the game's still on sale for the next 24 hours, so..." (Tweet). Retrieved July 17, 2016 – via Twitter.
@UndertaleJP (July 28, 2017). "お待たせしました！PS4/Vita向け日本語版UNDERTALEは、8月16日(水) 1,620円で配信開始です。クロスバイ対応で1度の購入で2機種分をゲット。8月31日までに購入いただくとダイナミックテーマ「いせき」をプレゼント！" (Tweet). Retrieved September 25, 2023 – via Twitter.
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youtube.com (Global: 9^th place; English: 13^th place)

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ghostarchive.org (Global: 32^nd place; English: 21^st place)

giantbomb.com (Global: 2,694^th place; English: 1,969^th place)

ign.com (Global: 53^rd place; English: 44^th place)

kickstarter.com (Global: 2,340^th place; English: 1,517^th place)

killscreen.com (Global: low place; English: 9,712^th place)

kotaku.com (Global: 401^st place; English: 271^st place)

kotaku.com.au (Global: 2,394^th place; English: 1,820^th place)

metacritic.com (Global: 37^th place; English: 37^th place)

nintendo.co.jp (Global: 950^th place; English: 1,152^nd place)

nintendolife.com (Global: 1,120^th place; English: 655^th place)

npr.org (Global: 92^nd place; English: 72^nd place)

pastemagazine.com (Global: 661^st place; English: 399^th place)

pcgamer.com (Global: 428^th place; English: 286^th place)

pcgamesn.com (Global: 1,748^th place; English: 1,058^th place)

playstation.com (Global: 773^rd place; English: 630^th place)

polygon.com (Global: 180^th place; English: 133^rd place)

rockpapershotgun.com (Global: 1,438^th place; English: 877^th place)

rpgamer.com (Global: 5,272^nd place; English: 3,109^th place)

rpgfan.com (Global: 4,139^th place; English: 2,375^th place)

sagepub.com (Global: 731^st place; English: 638^th place)

screenrant.com (Global: 98^th place; English: 75^th place)

siliconera.com (Global: 1,187^th place; English: 718^th place)

steampowered.com (Global: 1,340^th place; English: 1,460^th place)

thegamer.com (Global: 2,166^th place; English: 1,317^th place)

themarysue.com (Global: 2,817^th place; English: 1,642^nd place)

thestar.com.my (Global: 574^th place; English: 425^th place)

theverge.com (Global: 114^th place; English: 90^th place)

usgamer.net (Global: 2,202^nd place; English: 1,338^th place)

venturebeat.com (Global: 616^th place; English: 430^th place)

vg247.com (Global: 1,057^th place; English: 782^nd place)

web.archive.org (Global: 1^st place; English: 1^st place)

wiley.com (Global: 222^nd place; English: 297^th place)

wired.com (Global: 193^rd place; English: 152^nd place)

worldcat.org (Global: 5^th place; English: 5^th place)

youtube.com (Global: 9^th place; English: 13^th place)