its time to pick

http://www.eagleimg.com/up/17818.png

or

http://www.eagleimg.com/up/17820.png

and this is in gif :(!!!

http://www.eagleimg.com/up/17821.gif

ew :(

the gif, it has a clear BG and looks the best.

Nice. i go w/ da gif because i like the use of transparent bg.
Although the outside of the character is a bit edgy it still looks fine.

- 8.2/10-

Maybe soften the edges with blur tool? That might make it a bit better looking.