Brutality
the power to turn trash into trees for lil Nev since feel it could resonate with Sunshine. it's from law of Ueki used by the main protagonist a very handy power that gets super OP when the host unlocks its true power the ability to reverse or recycle. for instance, he could revert a magical attack back into magical power and imbue that ability into anything he touches at zero cost since the law of Ueki powers can have limitless ammunition if the user meets the condition of the ability. Maybe have Harry learn about Gilgamesh and see if he can loot his gate of babs or make his own