Kill 30 Enemies with the Tau Sniper

Defeat 20 Enemies by Blind-Firing While in Cover (without aiming)

Play in the Swimming Pool on the Cruise Ship

Find 20 Treasures

Defeat 50 Enemies with Hand-to-Hand Combat

Kill 20 Enemies with Headshots

Defeat 20 Enemies with Hand-to-Hand Combat

Finish the Game on Easy Without Changing the Difficulty

Kill 50 Enemies with the Dragon Sniper

Kill 50 Enemies with the M4

Kill 100 Enemies with Headshots

Kill 20 Enemies with a Single Punch After Weakening Them with Gunfire

Kill 30 Enemies with Mk-NDI Grenades