ACHIEVEMENT - HOW TO UNLOCK Above and Beyond - Get 10 stars on one level. Admiral - Get at least 100 stars in the campaign. Bot Buster - Win 5 deathmatches with Bots. Captain - Get at least 60 stars in the campaign. Death Proof - Beat every level without dying. DieHard - Beat a level without dying. Ensign - Get at least 40 stars in the campaign. Excavator - Find all secrets in the campaign. First Impressions - Kill 50 enemies. Frenemies - Finish a duel match with a local player. Hidey-Hole - Find a secret area. Maximum Synergy - Complete all levels in COOP. Pacifist - Complete 5 levels without firing a shot. Rookie - Get at least 20 stars in the campaign. Stone Age - Complete a level in the Armless arcade mode. Survivalist - Get at least 4000 points in Survival arcade mode. Synergy - Complete a level in COOP. Xenocide - Kill all enemies in 5 levels.