[Or maybe not. Because Hakkai's attention turns to the other man's hand. Examining it carefully. Nothing's broken, he can tell that much. But those lacerations are deeper than he'd like.]

[His own hands glow.]

[Bit by bit, the lacerations just straight up heal themselves. Until not even scarring is left.]

I would advise at least wrapping your hand, should you need to break any other machines. If they are truly human flesh, decomposition creates all manner of infections bacteria that can wreak havoc on open wounds.