Undead Citadel Achievements Here is the full list of all 25 Undead Citadel 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 Mighty CarnaxFinish level "Entrance" (1) The Lascivious BoarFinish level "Gates" (2) Demons And HereticsFinish level "Bridge" (3) RubbleFinish level "The wall" (4) Fly Down In HellFinish level "Runway" (5) Hang In ThereFinish level "Graveyard" (6) Ancient KingsFinish level "Catacombs" (7) Fresh AirFinish level "The Maze" (8) Play With FireFinish level "Inner walls" (9) Darkness And DestructionFinish level "Tower" (10) The Undead HunterKill 100 undead enemies The Undead EliminatorKill 500 undead enemies The Undead KingKill 1000 undead enemies The Undead Ice KingFreeze 100 enemies The Undead SurvivalistSurvive for more than 10 waves in the Horde mode The Undead EnduranceSurvive for more than 20 waves in the Horde mode The Undead Endurance MasterSurvive for more than 30 waves in the Horde mode The Undead Arrow DodgerTake an arrow fired by the enemy in mid-air The Undead Explosive ExecutionerKill 3 enemies with a single explosive The Undead Black KnightCut off the limbs of an enemy while still alive The Undead Ice BreakerIce explosion The Undead SniperKill an enemy at 30m The Undead Crow HunterKill 10 crows The Undead Friendly FireGet an archer to kill another enemy The Undead Master AchieverAchieve all the achievements