Defeat 100 enemies with headshots

Find the Strange Relic

Inspect almost every display case in the Cartagena Museum

Defeat 30 enemies with the SAS - 12

Defeat ten enemies using hand-to-hand combat on the back of the convoy trucks

Defeat 30 enemies with the Arm Micro

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

Defeat 20 enemies while swimming

Make five enemies drop their grenade by shooting them

Defeat 30 enemies with the G-MAL

Defeat 20 enemies with hand-to-hand combat

Defeat 50 enemies in a row without auto-reloading