Mahoujin
A shadowy figure from Kaito's past who mentored both him and Rook during their early years. His true identity remained a mystery until Rook finally revealed it in episode 13 of the first season. At some point, he was imprisoned by the P.O.G.
The name "Mahoujin" is derived from 魔方陣, which translates to "magic square."
Content compiled by AnimeList.moe from publicly available sources.
