Full list of all 15 Puzzle Quest: Challenge of the Warlords achievements worth 250 gamerscore.
The base game contains 12 achievements worth 200 Gamerscore, and there is 1 DLC pack containing 3 achievements worth 50 Gamerscore.
You have defeated the Mechataur
You have completed your citadel
You have defeated Dugog
You have captured a mount
You have researched a Spell
You have defeated 5 opponents
Win an Xbox LIVE match
Rebuild Sartek
Gain 5 companions
Forge a Godlike item
Reach Level 50
Defeat Lord Bane
Defeat Lord Antharg
Defeat Araveine
Gain the Stormfriend award