The following keywords are used to help with the Pixel Joint search tool and to help search engines with appropriate key phrases. Make sure to take some time and add keywords to your pixel art submissions. It actually helps!
Goggle crab red sea animal pixel art claw, Old GC Avatar avatars, Old GC Avatar icons, Old GC Avatar pixel art, Old GC Avatar forum avatars, Old GC Avatar AOL Buddy Icons
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Some parts look good and some awkward (especially the black fabric, it get one pixel lower at the same x each time. You should try once to work without lineart. By this I don't mean you won't have to refine the shapes but that it might help you to try to see things as shaded blocks.
Very self speaking for your avatar : )