Hollow Floor Achievements Here is the full list of all 14 Hollow Floor 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 Green ChallengerFinish the green challenge room Brown ChallengerFinish the brown challenge room Blue ChallengerFinish the blue challenge room FinisherFinish the game and exit this dimension WalkerGet your first power up SpringerGet your second power up FlyerGet your third power up SurvivorFinish the game with no death Super SurvivorFinish the game with all three orbs and no death Super FinisherFinish the game with all three orbs CollectorCollect all the coins in the game ExplorerExplore all the rooms in the game Coin CollectorCollect all coins in the coin mode Coin SurvivorCollect all the coins without dying in coin mode