Accomplish the indicated achievement to get the corresponding number of Gamerscore points:

Gin Winner (10 points): Win 1 round by going Gin.
Close Cut Match (10 points): Win 1 round by Undercut.
Knock-out (5 points): Win 1 round by Knock.
Rummy Bunch (10 points): Finish a 4-player game of Gin Rummy in any mode on Xbox LIVE.
Setting Champ (10 points): Win 1 round with only sets.
Well-Suited (15 points): Win 1 round with cards including deadwood from only one suit.
On a Roll (20 points): Win 20 rounds by going Gin in any game mode.
Gutsy Gin Guru (20 points): Win 1 round without drawing from the discard pile.
Rummy Shark (20 points): Win 10 matches or games in Single Player.
Merciless (25 points): Win 1 Player Match hand against one player by 50 or more points.
Rummy Master (25 points): Win 5 games/matches in each single player mode, and 25 player matches.
Rummy Buff (30 points): Earn over 50,000 total points.