Ichiei Ishibumi [@ishibumi_ddd] (September 29, 2012). "はい、ミリアルド+キャスバルです。なぜなら、父親のサーゼクスの名前ネタがシャア+ゼクスだからです。" [Yes, it is Millardo and Casval. Because the name of the father's Sirzechs is Sha and Zechs.] (Tweet) (in Japanese). Retrieved April 20, 2017 – via Twitter.
The Voice Actors Panel (Speech). Zenkaikon 2015. Lancaster, Pennsylvania, United States. March 28, 2015. Archived from the original on March 30, 2015. Retrieved March 30, 2015.
The Voice Actors Panel (Speech). Zenkaikon 2015. Lancaster, Pennsylvania, United States. March 28, 2015. Archived from the original on March 30, 2015. Retrieved March 30, 2015.