Full list of all 14 Might and Magic: Clash of Heroes achievements worth 220 gamerscore.
The base game contains 12 achievements worth 200 Gamerscore, and there is 1 DLC pack containing 2 achievements worth 20 Gamerscore.
Win a battle in 2 vs. 2 online COOP mode
Reach Level 10 in online multiplayer mode
Create a link of 5+ formations in battle
Complete all main quest and side quest objectives in all Campaigns
Collect all artifacts of each single player campaign
Unlock all special units
Complete all bounty side quests
Complete all Battle Puzzles in each Campaign
Win a battle in 1 vs. 1 online mode
Reach a Hero level of 10 and max out all units to level 5 in any Campaign
Triple fuse an attack formation in battle
Win a battle in the Sylvan campaign
Win a battle using any of the playable Villain characters
Deal an additional 100HP of damage to the enemy Hero on the finishing blow