Collector
Complete the Antiquity Treasure Set
Combat Leapfrog
Defeat ten enemies in a row, alternating hand-to-hand combat and gunplay
Expert Ninja
Defeat five enemies in a row using stealth attacks
Hoarder
Complete the Artifact Treasure Set
Invincible
Complete a Co-op Arena Map on Crushing Difficulty without losing a single life
Omnipotent
Complete a Co-op Adventure Map on Crushing Difficulty without losing a single life
Overseer
Get the Curator Medal while on Crushing Difficulty
Survivor
Defeat 75 enemies in a row without dying
Triumvirate
Kill the three end bosses in Chapter 5 (Harry Flynn, Eddy Raja, Zoran Lazarevic) within 20 seconds of each other on Crushing
Two by Two
Win 50 matches of Three Team Deathmatch
Unstoppable
Get the Unyielding Medal while on Crushing Difficulty
All Together Now
Kill the three end bosses in Chapter 5 (Harry Flynn, Eddy Raja, Zoran Lazarevic) within 20 seconds of each other on Hard
Blindfire Marksman
Defeat 20 enemies by blind-firing while in cover (without aiming with L1/R1)
Brute Beater
Successfully counter all of a Brute’s damage-giving attacks
Deathless
Complete a Co-op Adventure Map on Hard Difficulty without losing a single life
Hanging On
Get 3 Hang In There Medals while on Hard Difficulty
Hangman
Defeat 20 enemies with gunfire by aiming while hanging
Immortal
Complete a Co-op Arena Map on Hard Difficulty without losing a single life
Marco Solo
Play in the swimming pool on the Cruise Ship
Pop Top
Get 100 In The Soft Spot Medals
Pro-pain
Defeat ten enemies with propane or acetylene tank explosions
Quick Study
Inspect almost every display case in the Cartagena Museum
Riot Rocker
Defeat five Riot Shield enemies by running over their shield
Run-and-Gunner
Defeat 20 enemies by shooting from the hip (without aiming with L1/R1)
Spartan
Get 150 In The Shade Medals
Statuesque
Get the Curator Medal while on Hard Difficulty
Throwback
Kill 10 enemies with thrown-back grenades
Truck Brawler
Defeat ten enemies using hand-to-hand combat on the back of the convoy trucks