Full list of all 58 Army of TWO: The 40th Day achievements worth 1,250 gamerscore.
The base game contains 50 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 8 achievements worth 250 Gamerscore.
Kill two enemies with simultaneous Quick Draws while in Co-op Mock Surrender
Kill 6,666 people in Campaign
Survive an entire level in one session without being downed on normal difficulty or above
Complete the Game on Contractor Difficulty
Unlock all Potential Futures
Make only positive choices
Collect All Weapons and Weapon Parts
Save every hostage
Complete Half the Game on Contractor Difficulty
Finish the game as best friends
Heal your partner 10 times
Kill 3 or more enemies with a single grenade
Use 15 enemies as human shields
Shoot 2 enemies in the head with a single bullet
Kill 25 enemies with a quick draw from mock surrender
Collect $1,000,000
Allow your partner to snipe 5 guys while in Mock Surrender
Build a gun using 3 homebrew parts
Finish the game in a fractured friendship
Complete the Game on Any Difficulty Level
Make only negative choices
Listen to all of the Radio Broadcasts
Shoot all Maneki Neko cats in the game
Charge through 20 enemies
Kill 50 enemies with a melee or bayonet
Complete Chapter 5 on Any Difficulty Level
Kill 100 enemies with a sniper rifle
Co-Op Snipe 5 enemies
Complete Chapter 4 on Any Difficulty Level
Kill 150 enemies with a pistol
Customize a weapon to high aggro
Complete Chapter 2 on Any Difficulty Level
Complete Chapter 3 on Any Difficulty Level
Beat your partner at rock, paper, scissors three times in a row
Kill 400 enemies with assault rifles, sub machineguns or shotguns
Complete Chapter 1 on Any Difficulty Level
Tie up 15 enemy combatants instead of executing them
Versus: Win a public match on every map in Co-op Deathmatch, Control and Warzone
Versus: Complete all 16 rounds of an Extraction game in a public match
Versus: In a public match, survive an Extraction map without suffering a single death on your team
Make a positive coop morality choice
Make a negative coop morality choice
Versus: Kill a player with every weapon, including special weapons, in public matches
Versus: In public matches, kill a player with the primary or secondary weapon from every weapon kit
Versus: Kill 10 players with headshots on a single map in a public match
Versus: Earn the highest partnership score in a Co-op Deathmatch, Control or Warzone public match
Versus: Kill both members of a single partnership during a public match
Versus: Revive your partner and perform a partner reload during the same public match
Versus: Invite a friend before joining a lobby to play a public match
Versus: Create a custom facemask online (www.armyoftwo.com) and wear it in a public match
Negative morality choice. Choose to kill the traitor.
Survive chapter 9 and while you're at it, throw a stick in the FDI's spokes.
Positive morality choice. Choose to let the traitor live.
Escort all hostages to safety.
Follow the intel trail and take your shot at Jonah. Just be prepared for the consequences.
Kill the FDI leader. Could it really be this easy?
Find one new mask in The Chapters of Deceit.
Protect Dr Wu from the FDI foes.