The Ascendance Add-on for Call of Duty: Advanced Warfare (Xbox 360) has 10 achievements worth 250 gamerscore.
Rescue a total 20 survivors in Infection.
Kill a Goliath with a melee attack in Infection.
Activate Bubby in Infection.
Rescue 4 survivor's in a single game in Infection.
Survive until round 25 in Infection.
Kill 100 zombies with traps in Infection.
Cook 50 zombies with the Magnetron in Infection.
Survive until round 10 in Infection.
Use the cure station to kill 5 host zombies at once in Infection.
Rescue 1 survivor in Infection.