Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock
A Legend Begins (25 points)	Complete the Tutorial.
Bounced (50 points)	Eject 50 Opponents in Versus Mode.
Bounty Hunter (50 points)	Finish a Battle With 100 Bounty Points.
Brawler (100 points)	Complete Tournament For 21 Characters.
Challenger (50 points)	Complete Tournament For 14 Characters.
Champion (100 points)	Complete Tournament For All Characters.
Contender (50 points)	Complete Tournament For 7 Characters.
Gold Fighter (100 points)	Win a Battle in Gold Skin.
Knock Out! (100 points)	K.O. 1000 Opponents in Versus Mode.
Lawless (25 points)	Have a Bounty Put on You.
My Tailor is Rich (100 points)	Unlock All Skins.
Outlaw (50 points)	Reach a 100 Bounty Points Reward on You.
Ring Out! (100 points)	Eject 1000 Opponents in Versus Mode.
World Champion (100 points)	Win a Battle in Each Arena.