This came up on the OOTS message board, too. The main problems with the idea are 1.) he doesn't have black speech balloons, 2.) he's been seen walking down a hallway that was exposed to sunlight, and 3.) he worships a Neutral god of death (who traditionally eschew undead as abominations).
Don't get me started on monotremes. They come over all, "so, you're viviparous huh, how's that working out for you?". Like they've got a monopoly on being ancient relics. And those male platypuses have concealed poisoned weapons. Weird-looking, arrogant, and dangerous...