[@13org] He drew the knife the first time Cabal showed up in front of him, when he was with Fox-Girl. He did it out of instinct, if I recall, that's why Cabal knows he has it :D

And yeah, in general Cabal has a non-human mindset, so he does things that are incomprehensible to a lot of the more human-minded monsters. Expect to see that cause a lot of misunderstandings.