Burakku Zero: Sonotoki Suraimuhīrō wa Meikai o Sukutta

Black Zero: That Time The Slime Hero Saved The Underworld( ブラックゼロ：その時スライムヒーローは冥界を救った, Burakku Zero: Sonotoki Suraimuhīrō wa Meikai o Sukutta, Often Shortened to Bura Rei) is a Spoof Parody of Black Clover, Sword Art Online, Is It Wrong to Pick Up Girls in a Dungeon?, Re:Zero, Rise of the Shield Hero and That Time I Reincarnated as a Slime, created for an inside joke, that no one will ever see.