The Alpha Omega Add-on for Call of Duty: Black Ops 4 has 10 achievements worth 165 gamerscore.
In Alpha Omega, begin Nikolai’s Grand Scheme
In Alpha Omega, survive the first 20 rounds without leaving Security Checkpoint
In Alpha Omega, kill 15 Jolting Jacks on rooftops with grenades in a single match
In Alpha Omega, construct all Ray Guns in a single match
In Alpha Omega, stun 10 zombies at once with the Ray Gun Mk. II-V
In Alpha Omega, construct a Ray Gun
In Alpha Omega, kill 11 zombies with 5 different traps in a single match
In Alpha Omega, buy all 4 perks in any order in 35 seconds or less
In Alpha Omega, kill 115 zombies with Galvaknuckles in a single match
In Alpha Omega, unlock the Pack-a-Punch machine by round 5