Corpse Mansion Achievements Here is the full list of all 57 Corpse Mansion 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 P99Aquire the P99 handgun for the first time. P99-SPAquire the P99-SP handgun for the first time. P22Aquire the P22 handgun for the first time. Desert EagleAquire the Desert Eagle handgun for the first time. Colt RainmakerAquire the Colt Rainmaker for the first time. Ranger .357Aquire the Ranger .357 for the first time. MP5-SMGAquire the MP5-SMG for the first time. UZI-SMGAquire the UZI-SMG for the first time. ShotgunAquire the shotgun for the first time. Assault ShotgunAquire the Assault Shotgun for the first time. F2 RifleAquire the F2 Rifle for the first time. M16Aquire the M16 for the first time. CrossbowAquire the Crossbow for the first time. NailgunAquire the Nailgun for the first time. FlamethrowerAquire the Flamethrower for the first time. Fire ExtinguisherAquire the Fire Extinguisher for the first time. Grenade CaseAquire the Grenade Case for the first time. Incendiary Grenade CaseAquire the Incendiary Grenade Case for the first time. Rocket LauncherAquire the Rocket Launcher for the first time. CrowbarAquire the Crowbar for the first time. PliersAquire the Pliers for the first time. Kich's AxeAquire the Kich's Axe for the first time. KnifeAquire the Knife for the first time. ScalpelAquire the Scalpel for the first time. ScrewdriverAquire the Screwdriver for the first time. AxeAquire the Axe for the first time. BatonAquire the Baton for the first time. HammerAquire the Hammer for the first time. MacheteAquire the Machete for the first time. WrenchAquire the Wrench for the first time. Steel PipeAquire the Steel Pipe for the first time. ChainsawAquire the Chainsaw for the first time. First MealConsume any item that restores hunger in the game. First DrinkConsume any item that restores thirst in the game. Headshot NoviceLand your first 10 headshots. Headshot HunterLand 100 headshots. Headshot RaiderLand 1000 headshots. Headshot MasterLand 10,000 headshots. Working The BenchComplete the mission. Novice SurvivalistLoot 50 items. Adept SurvivalistLoot 500 items. Expert SurvivalistLoot 5000 items. Master SurvivalistLoot 50,000 items. Prologue Completed on CasualComplete 'Prologue - A False Hope' on Casual Difficulty. Chapter 1 Completed on CasualComplete 'Chapter 1 - The Investigation' on Casual Difficulty. Chapter 2 Completed on CasualComplete 'Chapter 2 - An Unexpected Welcome' on Casual Difficulty. Prologue Completed on SurvivalComplete 'Prologue - A False Hope' on Survival Difficulty. Chapter 1 Completed on SurvivalComplete 'Chapter 1 - The Investigation' on Survival Difficulty. Chapter 2 Completed on SurvivalComplete 'Chapter 2 - An Unexpected Welcome' on Survival Difficulty. Prologue Completed on HardcoreComplete 'Prologue - A False Hope' on Hardcore Difficulty. Chapter 1 Completed on HardcoreComplete 'Chapter 1 - The Investigation' on Hardcore Difficulty. Chapter 2 Completed on HardcoreComplete 'Chapter 2 - An Unexpected Welcome' on Hardcore Difficulty. Gas MaskAquire the Gas Mask for the first time. Radiation SurvivalistSurvive for 5 minutes in radiation without taking any damage. Radiation SpecialistSurvive for 30 minutes in radiation without taking any damage. Radiation ExpertSurvive for 2 hours in radiation without taking any damage. Radiation MasterSurvive for 6 hours in radiation without taking any damage.