Bronze A Little Bit AlienModify a soldier in single player
Bronze All Hands On DeckGet at least 4 kills with XCOM Base Security personnel
Bronze Anger ManagementProc Combat Rush on the entire squad (min. 4)
Bronze G'dayKill an elite enemy Sniper with one of your own snipers in single player
Bronze Mind the StepJump two stories in one move in single player
Bronze Mutatis MutandisField a squad where all members have at least two modifications (min. 4) and win the mission
Bronze Nice CoverUse Collateral Damage to blow up a car in single player
Bronze Regenerate ThisKill an elite enemy Medic with explosive damage in single player
Bronze ShieldbusterEliminate an enemy's shield and kill it on the same turn in single player
Bronze Solid ProspectComplete Deluge
Bronze Someone Your Own SizeKill a Muton Berserker in melee combat in single player
Bronze Taking a Load OffStop a squad member from suffocating in single player
Bronze The Meld SquadField a fully enhanced squad and win the mission
Bronze They Shall Not PassEliminate all alien waves
Bronze Who Needs Limbs?Augment a soldier in single player
Bronze Zom-B-GoneEradicate the infestation
Silver Elite DefenseBeat a new special mission without losing any assets
Silver Enemy WithinGet a Soldier to have 5 modifications in single player
Silver Mental MinefieldKill an enemy as it is psionically attacking you in single player
Silver Ours are the FuriesComplete Furies
Silver Pain in the NeckCause an enemy to suicide
Silver Remington... Max RemingtonHave your special-duty soldier kill three enemies in the same mission
Silver Rise of the MachinesField a squad consisting entirely of augmented soldiers and SHIVs (min. 4) and win the mission
Silver Steel MartyrDeploy three tactical subsystems on a single soldier in single player
Silver Tingling SensationKill an unseen enemy detected by a specially modified soldier in single player
Gold An Army of FourBeat the game without buying a Squad Size upgrade on Classic or Impossible difficulty
Gold Apotheosis DeniedDeal with the newest global threat
Gold By Our Powers CombinedField a squad with 4 augmented soldiers, each with a different base ability and win the mission
Gold Guardian of EarthDesignate a highly decorated soldier as the Volunteer
Gold Where in the WorldMake certain of the new threat's location
Platinum You WinYou Win, Everything