I am a bit mediocre at digital art, but I here is some of my better stuff. It probably sucks, so you don't need to tell me
Here are some sigs I made for various people on XtremeSystems.org:
Here is a vortex type thingy I made a while back with GIMP. I plan to make a better version when I have time:
This is a little planet thing I did in Photoshop:
(Sorry if those 2 load incredibly slow, but deviantart suck.)