mmm..use a reference picture, like the one in ur sig.
it should help unless you're using it already, then nevermind that.
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hair is too much like gohans hair, spikes should come from side and go straight up.
other than that the hair is good. (try to add more texture into it. eg. darker lines to make it more visible.)
-The face could use some more work, up to you on that one.
-I think the teeth are the problem, try a face without the teeth showing heh.
-And the eyes are too boxy, make them a little more round.
-Other than that, you've got yourself a great model.
good luck on it.
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