Well here it is! It's Cloud from Final Fantasy 7!
Mmm... polygons.Sure it's not as sexy or hot as some of those Tifa cosplayers. But hey, this has to be the most accurate costume I've ever seen, I mean you play this damn polygon for (nearly) the whole game! You can't say this isn't awesome if you've played Final Fantasy VII at all.
And since I've claimed this is the best, here's the worse.
Self Explainatory. It is awesome in it's own way though. Guys got balls.