Avatar: 5/10. I'm not a huge fan of skulls, idunno they just feel cliche.
Sig: 8/10. Image made me crack a smile the first time I saw it, and I really like that font & size (and colors) you used for your sig. You'll hav eot let me know what thye are.
4/10 The quote is nice, but you can format the link to actual just say Tak which will lead you to your character. I'd also suggest a picture, perhaps something funny.