Well here's my 4th signature. I made it so the scythe goes out of the background making it look like it pops out or something.
(http://i53.tinypic.com/mcy8uu.png)
Hmm, doesn't really look like you did much. Just a blurred background with a lq render and text, no offense of course. It IS only your 4th. :p
Try reading some good tutorials so you can start trying different effects and what not to really take your GFX skills to the next level. Keep it up and never let anyone discourage you from GFXing.