Full list of all 48 Sniper: Ghost Warrior 2 achievements worth 1,250 gamerscore.
The base game contains 38 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 10 achievements worth 250 Gamerscore.
Won 25 Team Deathmatch rounds
Took a successful shot from a distance of 1 km or greater
Killed 100 opponents in multiplayer
Took 50 headshots in multiplayer
Won 10 Team Deathmatch rounds
Took 25 headshots in multiplayer
Killed 50 opponents in multiplayer
Killed 10 opponents in multiplayer using your sidearm
Completed any single player mission without using med kits, but taking damage
Won 5 rounds in a row in Team Deathmatch
Killed 25 opponents in multiplayer
In one multiplayer round killed an opponent with a sniper rifle, sidearm and melee attack
Participated in any multiplayer match
Complete Act 1
Complete Act 2
Complete the game on Casual
Complete the game on Medium
Complete the game on Expert
Collect all secrets in Act 1
Collect all secrets in Act 2
Collect all secrets in Act 3
Kill three or more enemies by shooting a grenade
Take 50 headshots in single player
Achieve 100% accuracy in any single player mission
Kill 30 enemies using your sidearm
Kill 15 enemies with a stealth kill
Kill 50 enemies while holding your breath
Kill 20 enemies from a distance of 600m or greater
Kill 25 enemies using thermal or night vision goggles
Kill Major Vladic ("And Justice For All")
Kill Maddox once and for all ("No Loose Ends")
In the final duel with Maddox, kill him with the first shot ("No Loose Ends")
Kill all enemy snipers in Sniper Alley without being hit ("Ghosts of Sarajevo")
Rescue the friendly ("From Out Of Nowhere")
Retrieve your weapon without being detected ("Burning Bridges")
Kill all enemies in the beach houses without causing an alarm ("Leave No Man Behind")
Complete any act without using medkits
Complete the Campaign using max one medkit per mission
Begin the hunt
Complete "Operation Siberian Strike"
Complete "It Takes Two"
Complete "Last Rites"
Get the train moving again
Complete the first interrogation
Complete the second interrogation
Complete the third interrogation
Sneak through the underground storehouse undetected
Collect all secrets in Siberian Strike campaign