The Raging Black Bull

Recombination Magic: The Raging Black Bull (組替魔法『黒の暴れ牛号』) is a Recombination Magic spell.

Description
With an open grimoire, the user rearranges a magic house into the shape of a giant bull that they can control.

In Fighting Style (戦闘スタイル), the house shifts into a bull that stands on two legs.

In Charging Style (猛進スタイル), the house shifts into a bull that runs on all four legs.