BlockHead

Scorned and humiliated as a child for his extreme birth deformity, the young Charlie Cronch developed a psychopathic disdain for the wellbeing of other people. He eventually found his place in the criminal underworld, as a highly paid strong arm henchman. He comes well prepared.

Slug Bat

Slug Bats are strange aberrations of nature. They have characteristics of bats, mollusks, and primates, but fit nowhere in the established evolutionary taxonomy. Some of the stranger theories include that they are aliens, or are otherwise somehow artificial.