Defeat five enemies in a row using stealth attacks

Defeat 50 enemies with stealth attacks

Inspect almost every display case in the Cartagena Museum

Defeat 30 enemies with the Mag 5

Finish the game in Normal Mode

Defeat 30 enemies with the G-MAL

Defeat 30 enemies with the Tau Sniper

Defeat 30 enemies with the M9

Defeat 30 enemies with the SAS - 12

Successfully counter all of a Brute’s damage-giving attacks

Defeat 20 enemies with gunfire by aiming while hanging

Find 60 treasures

Defeat 20 enemies by blind-firing while in cover (without aiming with L1/R1)