1 Day Later: Escape Zombie Hospital Achievements Here is the full list of all 4 1 Day Later: Escape Zombie Hospital 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 First Zombie KillIt is given to those who killed the first zombie. No Underpants!Given to players who find some kind of clothing to cover their butts. Flawless HeroGiven to players who receive the maximum amount of karma (that is, if no NPCs die because of them). ButcherGiven to those who kill 30 zombies.