Paired Power to Ferris Is a Transformation of the Bonded Person Into an Animal Slash Human Person

Bisterin is a transformation of the bonded person into an animal slash human person so they have different aspects of themselves that are different animal body parts like hawk hand and owl eyeball but i think they also say that they don't do it like on purpose it's only if they like get wounded in battle and then it's like oh you lost your hand well good thing we can graft an animal hand on there but so now you still have a hand yeah. The first thing that if you're a magic user who is able to do this um transform myself a sap like all the other dude gets to turn into a metal machine guy and you're like only if you get wounded no that doesn't