I'm thinking not all of them like to fight... like, this ghosty thing here doesn't seem to really care. It just bobs around like it's in a daze all the time. [The Duskull seemed to do just that as if on cue.] The dog, though... strong prey drive there. [The little Houndour seemed eager, but he also noticed that Horse wasn't doing much in the way of aggressive behaviors, so he eventually wandered off to find something else to do.]