Adam is an underachieving demon who gets kicked out of hell and crashes at the next worst thing: a frat house.
A young upper-class tiefling (a race from Dungeons & Dragons). Steve’s defining trait is his pedantry; the name Strünkenweiss references The Elements of Style, a guide to writing and composition commonly referred to by its creators’ surnames, Strunk and White.
Gable, another character with an unconventional head, just because.