Only a few of the people I [hairyshoe] drew were actual avatars:
Upper left corner: The J.A.M.
Upper center: No idea
Upper right corner: Hanashite, since she's back
Left: Witty Duck, of course
Bottom left: Takeru with hat
Next to him: Scorch
Next to Scorch: Zyborg
Bottom right: Mark Ward in a Mad Cat omnimech
In the door: Various foxes, wolves, wombats, etc. And Narnian with a lance.