SAS: Zombie Assault 4 achievements

Complete Power Out without any player on a 4 player team taking any damage from the central turrets

Open 10,000 Strongboxes

De-worm 1,000 Regurgitators

Complete Vaccine with a 4 player team where you extract the vaccine and get all 4 players on the ship in less than 5 minutes

Eviscerate 1,000 Devastators

Successfully defeat the pods 1,000 times

Extinguish 1,000 Wickers

Apply 25 total skill points on a single character between Health Regen and Energy Regen (at least 5 points in each)

Sell 5,000 weapons or gear pieces

Apply 25 total skill points on a single character between Toughness and Body Armor Expert (at least 5 points in each)

Personally curb stomp 1,000,000 zombies

Make a total of 1,000 augmentations across all armor pieces