Part of the fad. Homage to GSC.
I agree that it looks a bit messy, however, I find it very tastefully done. I love this sprite exactly how it is
you could use those brown and red to make a better anti-alias, as they did in the game
The unsolid outline makes it look messy, the eyes look a bit manic, and what's up with the dress he's wearing?
Kidding (kind of) its pretty good otherwise.