Ammo and Oxygen Achievements Here is the full list of all 46 Ammo and Oxygen 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 They said there was one survivor hereStart the game in co-op mode I like to changeCollect 5 power-ups in one run I don't even remember what I used to beCollect 10 power-ups in one run Unbelievable. I got out!Step onto the surface of the planet Here's the answer. What's the question?Achieve exactly 42 kills on the stats screen The killing machineInflict 3000+ damage in one run Waiting for moreEscape the Swamps Adaptation was successfulSurvive 3 nights This is my new home nowSurvive 5 nights NativeSurvive 7 nights This is more comfortable. Where's the pillow?Use the night skip capsule UnluckyDie 13 times ModifiedCollect 5 equipment items in one run AnnihilationKill 1000 monsters The truth is out thereUncover 3 different mysteries in one run Safety not guaranteedDie by your own weapon Food for the wormsDie from a worm GunfighterKill a monster with the last bullet in the magazine Why even bother with ammoKill 50 monsters in melee combat Not a scratchComplete any level without taking damage Pistol compartment unlockedCollect all pistols Main weapon compartment unlockedCollect all ranged weapons Melee weapon compartment unlockedCollect all melee weapons Energy masterCollect all energy weapons Engineering masterCollect all Mega Weapon recipes Let's go shootingUnlock the Shooting Gallery Time for some experimentsUnlock the Laboratory Power is in the EnergyUnlock the Technology Room Under the microscopeCollect 1000 DNA samples Brain jar collectionCollect 5000 DNA samples Jar of nailsCollect 500 spares Multi-tool boxCollect 3000 spares AAACollect 400 energy ACollect 2000 energy First level accessSpend 10 keycards Platinum credit cardSpend 99 keycards Camping enthusiastSurvive a night outdoors Like a mosquitoBe pulled in by a tongue Doctor! 9-1-... what next?Collect 91 aid kits I'm coming to get the rest of you, alien bastardsInflict 9999 damage CyberimplantUpgrade any improvement to the maximum level EscapeLeave the terrifying planet I understand now...Unlock all story fragments in the library I'm rich!Collect 1000 credits in one run Throwing money aroundSpend 9999 credits The burden of responsibilityReach the distorted reality