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

Annihilator (10 points): Capture all your opponent's pieces in Classic 
Chess (Single Player)

Apprentice (5 points): Win 1 game (Single Player)
Blitzkrieger (20 points): Win 1 game (Single Player) in less than 5 
minutes (personal time)
Champ (25 points): Defeat a chess personality with an ELO rating of 
1000 or more
Chess Regular (10 points): Play 20 online games
Glorious (15 points): Achieve an online rating of 1200 in any type of chess
Grand Strategist (20 points): Complete 30 puzzles
Jack of all Trades (15 points): Win 1 online game in all chess variants
Master (25 points): Win 20 games (Single Player)
Pro Player (25 points): Win 10 ranked online games
Rising Star (15 points): Win online against a higher ranked player
Veteran (15 points): Play 100 games (Single Player)