Nomitoth

This things sounds like something Ikea would have

tuffer skin or flexible skin because either one is good for defense or for moving or attacks

third brother in full metal alchemist or with the mc being one of the sins

the hunter ,that can play both

Oni skin-his skin can reflect an attack instead of absorbing the damage by hardening his skin he instead reflects the damage but make the attack stronger by infusing the attack with some of his energy

.................................................................. ............................................................................. amazing