Dead Island: Riptide Definitive Edition Achievements Full list of all 35 Dead Island: Riptide Definitive Edition achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.Filter Achievement View View Image viewList view Sort by Won first then 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 AllWonNot wonAchieverFinish all quests in the game 24 August 2025 - 1 guideHunter-SeekerFind and kill all the most dangerous monstrosities located in dead zones 24 August 2025 - 1 guideFirst Do No HarmFinish hospital quests for Cecil 24 August 2025 - Add a guideObtain level 70Obtain level 70 24 August 2025 - Add a guideThe HoarderFind all collectibles 24 August 2025 - 1 guideMystery solvedFind all the secret files 24 August 2025 - Add a guideServing ScienceFinish quests for Dr. Kessler 24 August 2025 - Add a guideNews junkieFind all the volunteer's voice recordings 24 August 2025 - 1 guideProfessional TouristFind all pages from the guide book 24 August 2025 - 1 guideTwinsKill the Twins 24 August 2025 - Add a guideJetboatKill 100 monsters using the boat's speed boost 23 August 2025 - Add a guideJuggernautKill 100 enemies using charge attacks 23 August 2025 - Add a guideHurlerKill 100 monsters with thrown melee weapons 23 August 2025 - Add a guideThe Hurt Mine LockerKill 10 monsters with one mine 23 August 2025 - 2 guidesThe CollectorFind 50% of collectibles 22 August 2025 - 1 guideBetter than the armKill 25 monsters with a chainsaw 22 August 2025 - 1 guideYou've tricked me onceFinish the game 22 August 2025 - Add a guideDream TeamComplete all the main quests cooperatively with any number of partners 22 August 2025 - Add a guideDefeat HarlowDefeat Harlow 22 August 2025 - Add a guideThe DocksEnter the docks in Quarantine Zone 22 August 2025 - Add a guideMeeting SerpoMake pact with Serpo 22 August 2025 - Add a guideCombat on the roofSurvive the horde on the roof 21 August 2025 - Add a guideKing among KingsKill special enemies: Grenadier, Thug, Wrestler, Infected, Suicider, Screamer, Butcher, Floater. 21 August 2025 - Add a guideAt Your ServiceRescue 20 NPCs that have been grabbed by monsters 21 August 2025 - Add a guideMilitary BaseGain access to a long-range radio station 21 August 2025 - Add a guideThe CinemaClear out the cinema 21 August 2025 - Add a guideBullyKill 100 monsters with a kick 21 August 2025 - Add a guideIt's an OrderMark 100 opponents which were then killed by your co-op partners 21 August 2025 - Add a guideHenderson TownReach Henderson 21 August 2025 - Add a guideBreaching the TunnelsSuccessfully defend the tunnel entrance 20 August 2025 - Add a guideSiege HammerInstall a total of 5 barricades during hub defense 20 August 2025 - Add a guideHeart of DarknessFind a boat for use in the jungle 23 July 2025 - Add a guideBrainLessKill 50 monsters by smashing, decapitating or shooting them in the head 23 July 2025 - Add a guideThe StormEscape from the ship 23 June 2025 - Add a guideObtain level 50Obtain level 50 23 June 2025 - Add a guide