This was pretty fun! more to come, possibly.
26 tris, 64x64 diffuse . (no lighting, self illuminated)
I edited the post to add another one (let me know if this isn't the proper way of doing this, i'm a noob here :-) )
a delicious pumpkin pie - 60 tris , 64x64 diffuse
(edit)- Batlock: 58 tris ,64x64 diffuse, 64x64 alpha