Destroy 300 destructible objects in Mission 7,8
Collect all of the information cases in the entire game.
Kill Dalton in less than 40 seconds
Earn one billion dollars in total in ranked matches.
Complete 20 minor objectives in a ranked match.
Kill 75 enemies while in the stealth mode of Overkill.
Kill 25 Martyrs by shooting the Bomb Packs on their chests.
Continue playing to unlock this secret achievement.
Kill 100 enemies while in the power mode of Overkill.
Kill 5 enemies total using Co-op Snipe.
Kill 25 enemies total using RPGs.
Complete a ranked match without ever needing to be revived.
Kill 250 enemies total using SMGs.
Kill 150 enemies total using Handguns.
Final blow to Dalton is a headshot with a pimped .44 MODEL 29 handgun
Kill 250 enemies total using Machine Guns.
Buy the 'pack 8' gun pack in a multiplayer ranked match
Finish playing a versus ranked match.
Win a ranked match without purchasing any additional weapons.
Kill 50 enemies total using the Melee Attack.
Purchase 3 weapons.
Drag and heal your partner 25 times.
Kill 250 enemies total using Assault Rifles.
Heal your partner for the first time. Training does not count.
Complete all missions as a Professional.
Complete all missions with the Partner AI.
Purchase the MP7, M134, DAO-X Protecta, MGL MK-X, and the M107 Light Fifty.
Purchase every mask variant.
Earn one million dollars in total over the course of campaign mode.
Spend 1 minute straight at full Aggro.
Kill 50 enemies total in Co-op Riot Shield.
Kill 250 enemies total using Shotguns.
Kill 100 enemies total using Sniper Rifles.
Kill 25 Heavy Armor enemies.
Kill 50 enemies total in Back-to-Back.
Kill 30 enemies using the Riot Shield melee attack
Win every stage of a ranked three round SSC Challenge match
Destroy 500 barrels in ranked SSC Challenge matches
Win a ranked SSC Challenge match
Achieve 75% accuracy at the conclusion of a ranked three round SSC Challenge match
