Kill 75 enemies while in the stealth mode of Overkill.
Kill 25 Martyrs by shooting the Bomb Packs on their chests.
Kill 100 enemies while in the power mode of Overkill.
Final blow to Dalton is a headshot with a pimped .44 MODEL 29 handgun
Kill Dalton in less than 40 seconds
Drag and heal your partner 25 times.
Destroy 300 destructible objects in Mission 7,8
Complete all missions as a Professional.
Kill 30 enemies using the Riot Shield melee attack
Kill 25 enemies total using RPGs.
Kill 250 enemies total using SMGs.
Kill 50 enemies total in Co-op Riot Shield.
Earn one million dollars in total over the course of campaign mode.
Kill 250 enemies total using Machine Guns.
Kill 150 enemies total using Handguns.
Complete all missions with the Partner AI.
Purchase the MP7, M134, DAO-X Protecta, MGL MK-X, and the M107 Light Fifty.
Kill 50 enemies total in Back-to-Back.
Collect all of the information cases in the entire game.
Kill 250 enemies total using Shotguns.
Kill 5 enemies total using Co-op Snipe.
Kill 100 enemies total using Sniper Rifles.
Kill 50 enemies total using the Melee Attack.
Purchase 3 weapons.
Purchase every mask variant.
Kill 250 enemies total using Assault Rifles.
Heal your partner for the first time. Training does not count.
Spend 1 minute straight at full Aggro.
Earn one billion dollars in total in ranked matches.
Kill 25 Heavy Armor enemies.
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
Win every stage of a ranked three round SSC Challenge match
Buy the 'pack 8' gun pack in a multiplayer ranked match
Complete 20 minor objectives in a ranked match.
Complete a ranked match without ever needing to be revived.
Finish playing a versus ranked match.
Win a ranked match without purchasing any additional weapons.
3548120
83698
