It acts the way basement dwellers usually do.

"Before you try anything with the Butcher, can you make a copy of two six five and a doomsday device? Just in case a mindless Butcher isn't safe, and your indestructibility doesn't protect you, and this counts as you being the one doing the killing.
If you don't know any doomsday devices I can suggest some tinker tech, but no guarantees we'd know how to use that."