The Last Stand Add-on for Tom Clancy's The Division has 0 achievements worth 0 gamerscore.
Achievements they've won
Achievements they've not won
Win 50 rounds of Last Stand.
Capture 50 Tactical Objectives.
Grant your team a Perk 10 times.
Capture an objective, build both Fortifications and unlock both Perks.
Finish a round of Last Stand.