Need help with picture for avatars

[Gunbowzer]

Hello i was wondering if someone can make these pictures big enough to be to be on the avatar. its to large right now
and i would also like it to match the same color as the forum if you know what i mean so it looks like it has no background.
5000 casino cash waat?

http://www.q8ieng.com/renders/albums/TUX Penguin/tux-gign-v2_pit-tux_tux2.png

http://minifoot.org/images/tux/Mexico.png

http://ui15.gamespot.com/2606/tuxmarine_2.png

Thanks in advanced.

 

[BokkChoi]

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[Gunbowzer]

thank you so much <3

 

[TheyCallMeC]

i like the warhammer one btw