Complete Chapter 1 on any difficulty level
Complete Chapter 2 on any difficulty level
Complete Chapter 3 on any difficulty level
Complete Chapter 4 on any difficulty level
Complete Chapter 5 on any difficulty level
Complete the game on any difficulty level
Complete half the game on hardest difficulty
Complete the game on the hardest difficulty
Use 15 enemies as human shields
Charge through 20 enemies
Kill 6,666 people in Campaign
Kill 3 or more enemies with a single grenade
Kill 150 enemies with pistols
Kill 400 enemies with assault rifles, submachine guns or shotguns
Kill 100 enemies with a sniper rifle
Kill 25 enemies with a quickdraw from mock surrender
Kill 50 enemies with a melee or bayonet
Survive an entire level without needing to be revived on normal difficulty or above
Tie up 15 enemy combatants instead of executing them
Heal your partner 10 times
Allow your partner to snipe 5 guys while in mock surrender
Kill two enemies with simultaneous quick draws while in co-op mock surrender
Shoot 2 enemies in the head with a single bullet
Beat your partner at rock, paper, scissors 3 times in a row
Finish the game as best friends
Finish the game in a fractured friendship
Listen to all of the radio broadcasts
Collect all weapons and weapon parts
Shoot all Maneki Neko cats in the game
Customize a primary weapon to high aggro
Build a gun using 3 homebrew parts
Make a positive coop morality choice
Make only positive choices
Make a negative coop morality choice
Make only negative choices
Unlock all potential futures
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: Kill both members of a single partnership during a public match
Versus: In public matches, kill a player with either the primary or secondary weapon from every weapon kit
Versus: Create a custom facemask online (www.armyoftwo.com) and wear it in a public match
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 a player with every weapon, including special weapons, in public matches
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
Escort the hostages to safety
Choose not to execute the woman
Choose to execute the woman
Complete Chapter 8 on any difficulty
Protect Dr. Wu from the FDI
Complete Chapter 9 on any difficulty
Find one new mask in a DLC level
