Nexus Defenders Achievements Here is the full list of all 11 Nexus Defenders 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 TutorialAccessed the tutorial Astraea's WrathComplete Chapter 1 and meet Astraea Defend the OutpostsComplete Chapter 2 and defend the Oasis Outpost Deathbringer ReignsComplete Chapter 3 and attempt to defend Arcadia from Deathbringer Stop the Air RaidComplete Chapter 4 and stop the air attack at New Orion Defend Titan's HavenComplete Chapter 5 and defend the giant city of Titan's Haven Squelch the Dragon's WrathComplete Chapter 6 and put an end to Astraea's madness Iron Sharpens IronComplete Chapter 7 and defeat The Ironbourne The Dragon's Wake Survival ModeAccess Survival Mode for the first time. Born From IronSurvive at least 30 waves in Survival Mode