Achievements...
	Easy costumes...

Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Completely Unstoppable! ( 10 points )	Remain undefeated for five consecutive four or more player Xbox Live games.
Did I just win... again?! ( 25 points )	Go on a winning rampage and win 10 consecutive matches in a Ranked Tournament.
Exterminator ( 10 points )	Win 15 Local matches against three or more CPU players.
Extreme Makeover! ( 30 points )	Collect 60 Costume Balls.
Girl Power! ( 25 points )	With a full female outfit win an Xbox Live four or more player girl only match.
Joy of Painting with Bomberman ( 20 points )	Claim 130 or more tiles in a Local Zombie match against three or more CPU players.
Paint the town red! ( 10 points )	Win a Zombie match in Local Play against two or more CPU players.
The Bomb! ( 15 points )	Win 30 Xbox Live games.
The Good, The Bad and The Bombed ( 20 points )	With the full cowboy outfit, Frag another cowboy in an Xbox Live match.
The Name's Bomb, Dangerous Bomb ( 10 points )	Take out three CPU players at once in a local game.
Totally Bombed! ( 10 points )	Win a Local match against three or more CPU players after being in a Super Revenge Cart.
You die so good! ( 15 points )	Score 25 Frags in an Xbox Live Zombie Match.

Select "Local Play" and set it to a one on one match. Select the Classic arena, Zombie mode, and a three minute time limit. Start the match leaving the other options as default. Wait until the timer approaches one minute, then get the orb. Exit the game as soon as they "Yay" sound confirms you have the orb. Select the "Local Play" option and repeat until all costumes are unlocked.