There are 12 achievements worth a total of 200 points
Hosted an Archenemy match on Xbox LIVE with two human teammates
Controlled three artifacts in a game
Cast a Mythic rare spell in a game
Defeated Koth in the Single-Player Campaign
Solved a Challenge
Defeated an Archenemy in a game
Defeated Karn in a campaign game
Solved Fifteen Challenges
Completed the Archenemy campaign
Defeated Kiora in the Single-Player Campaign
Defeated Chandra in the Single-Player Campaign
Defeated Gideon in the Single-Player Campaign