1st: Corpsecreate (Toon Link)
2nd: Richard7 (No idea, probably Meta + Wario)
3rd: Lord Bowser (Bowser, if you didn't guess ;))
4th: Jupz (DDD)
5th: Rawt (Olimar)
5th: Glenn (Meta?)
7th: Muzga (Meta + Pika?)
7th: Baconfingers (Zelda?)
I'm not entirely sure because I didn't go :(
Number of entrants was 16 (I think).
You should probably ask Riot_Fires for all the details.