Call of Duty: Advanced Warfare (PS3)

Smooth Operator

Defeat Oz in Descent.

How the mighty have fallen

Defeat Oz…again in Descent.

Reunion

Complete Oz's challenges in Descent.

Double Tap

Defeat Oz for the last time in Descent.

Big Game

Kill Oz with a Lynx in Descent.

Coast 2 Coast

Cross the water with a teleport grenade in Descent.

Size DOES matter

Punch Oz with a Goliath in Descent.

K.O.

Punch 20 enemies with a Goliath in Descent.

Nah, I'm good

Reach round 7 without anyone opening a door in Descent.

Trick Shot

Kill 100 enemies behind you with the KL03-Trident in Descent.