Protean

Protean (千態万状, Sentaibanjō) is a potent Enchantment and caster-type magic utilized by Galatea. It is an ability that allows her shed to her form and became another as the "water shifts tides", hinting at the incredibly fluid nature of the ability. With it she is known as Inconstant (変わり易い, Kawariyasui), becoming a multifarious one.