Critical Annihilation Achievements Here is the full list of all 24 Critical Annihilation achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply Cleared SiberiaFinished all missions in Siberia Cleared NevadaFinished all missions in Nevada Cleared RotterdamFinished all missions in Rotterdam Cleared YukonFinished all missions in Yukon Cleared the MoonAnnihilated all aliens on the moon Cleared MarsAnnihilated all aliens on mars Cleared the mothershipGet 1.000.000 points on the mothership Warming upGet a score of 10.000 AlienatorGet a score of 100.000 UnstoppableGet a score of 1.000.000 AnnihilatorGet a score of 10.000.000 Nuke masterKill 20 aliens with a single explosion HealerPick up a total of 100 large health packs Close OneFinish a mission with less than 10% health So colorfulFinish a mission with paint mode enabled Fire StarterBurn 100 aliens PyromaniacBurn 1000 aliens Death from aboveKill 250 aliens with the AC-130 MarksmanKill 50 aliens with the sniper rifle BoomKill 100 aliens with explosives Demolition ExpertKill 1000 aliens with explosives Shotgun troubleshootingKill 250 aliens with the shotgun Eye in the skyKill an elite alien with the Ion Beam Beam me up!Kill 100 aliens with the Ion Beam