Aidan in Danger Achievements Here is the full list of all 18 Aidan in Danger 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 ArmadilloDefeat the only Armadillo in the first level! Protected ChestOpen the Protected Chest! Level 4 CompleteComplete level 4! Giant CrustaceanDefeat the First Boss! Floating CrystalCollect the Floating Crystal! Wall of DeathEscape from the Wall of Thorns! Level 11 CompleteComplete level 11! Angel of DarknessDefeat the Second Boss! GoblinDefeat a Goblin at level 13! Green SeaEscape from the Acidic Water! Doctor WizardDefeat the Third Boss! Level 23 CompleteComplete level 23! AlienDefeat the Fourth Boss! CrystalsCollect all the crystals from level 26! Level 28 CompleteComplete level 28! Final BossDefeat the Last Boss! A New Place DiscoveredCollect all 90 Crystals! Secret BossDefeat the Secret Boss!