Full list of all 47 Supreme Commander 2 achievements worth 1,000 gamerscore. It takes around 40-50 hours to unlock all of the achievements on Xbox 360.
Win 25 Ranked Matches
Play 25 skirmish or online matches with one faction
Win 25 skirmish or online matches
Play 10 skirmish or online matches with one faction
Win a Ranked Match
Win 10 co-op matches vs AI
Win a skirmish or online match with each faction
Win a skirmish or online match against any AI opponent
Win a skirmish or online match without building any Experimentals
Win a skirmish or online match in less than five minutes
Win an online match
Win a co-op match vs AI
Complete both parts of the tutorial
Complete the 'Prime Target' operation
Complete the 'Off Base' operation
Complete the 'Strike While Cold' operation
Complete the 'Titans of Industry' operation
Complete the 'Factions or Family Plan' operation
Complete the 'End of an Alliance' operation
Complete the 'Delta Force' operation
Complete the 'Lethal Weapons' operation
Complete the 'Back on the Chain Gang' operation
Complete the 'Steamed' operation
Complete the 'Cliff Diving' operation
Complete the 'Prime Time' operation
Complete the 'Fact Finder' operation
Complete the 'The Great Leap Forward' operation
Complete the 'Gatekeeper' operation
Complete the 'Surface Tension' operation
Complete the 'The Final Countdown' operation
Complete all three campaigns on 'Easy' difficulty
Complete all three campaigns 'Normal' difficulty
Complete all three campaigns on 'Hard' difficulty
Complete all primary and secondary campaign objectives
Complete all hidden campaign objectives
Get a complete campaign score over 150,000
Don't lose any units during the first attack in 'Prime Target'
Complete 'Prime Time' with an army made up entirely of Assault Bots
Survive multiple waves after the download completes in 'Fact Finder'
Improve your score on any operation
Win a skirmish or online match against all AI opponents
Win a skirmish or online match on every multiplayer map
Destroy 10,000 units
Extract 1,000,000 mass
Build 10,000 units
Play the game for over 24 hours in total