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 minotaur that they can control.

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