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 wonObtain level 70Obtain level 70 13 September 2021 - Add a guideBetter than the armKill 25 monsters with a chainsaw 13 September 2021 - 1 guideThe HoarderFind all collectibles 13 September 2021 - 1 guideNews junkieFind all the volunteer's voice recordings 13 September 2021 - 1 guideProfessional TouristFind all pages from the guide book 13 September 2021 - 1 guideThe Hurt Mine LockerKill 10 monsters with one mine 13 September 2021 - 2 guidesAt Your ServiceRescue 20 NPCs that have been grabbed by monsters 13 September 2021 - Add a guideJetboatKill 100 monsters using the boat's speed boost 13 September 2021 - Add a guideAchieverFinish all quests in the game 13 September 2021 - 1 guideJuggernautKill 100 enemies using charge attacks 13 September 2021 - Add a guideHunter-SeekerFind and kill all the most dangerous monstrosities located in dead zones 12 September 2021 - 1 guideFirst Do No HarmFinish hospital quests for Cecil 12 September 2021 - Add a guideMystery solvedFind all the secret files 12 September 2021 - Add a guideTwinsKill the Twins 12 September 2021 - Add a guideHurlerKill 100 monsters with thrown melee weapons 12 September 2021 - Add a guideYou've tricked me onceFinish the game 12 September 2021 - Add a guideDream TeamComplete all the main quests cooperatively with any number of partners 12 September 2021 - Add a guideDefeat HarlowDefeat Harlow 12 September 2021 - Add a guideThe DocksEnter the docks in Quarantine Zone 12 September 2021 - Add a guideMeeting SerpoMake pact with Serpo 12 September 2021 - Add a guideCombat on the roofSurvive the horde on the roof 12 September 2021 - Add a guideMilitary BaseGain access to a long-range radio station 07 September 2021 - Add a guideThe CollectorFind 50% of collectibles 07 September 2021 - 1 guideKing among KingsKill special enemies: Grenadier, Thug, Wrestler, Infected, Suicider, Screamer, Butcher, Floater. 07 September 2021 - Add a guideBullyKill 100 monsters with a kick 07 September 2021 - Add a guideThe CinemaClear out the cinema 07 September 2021 - Add a guideServing ScienceFinish quests for Dr. Kessler 07 September 2021 - Add a guideHenderson TownReach Henderson 05 September 2021 - Add a guideIt's an OrderMark 100 opponents which were then killed by your co-op partners 05 September 2021 - Add a guideObtain level 50Obtain level 50 05 September 2021 - Add a guideBreaching the TunnelsSuccessfully defend the tunnel entrance 05 September 2021 - Add a guideSiege HammerInstall a total of 5 barricades during hub defense 05 September 2021 - Add a guideBrainLessKill 50 monsters by smashing, decapitating or shooting them in the head 31 August 2021 - Add a guideHeart of DarknessFind a boat for use in the jungle 30 August 2021 - Add a guideThe StormEscape from the ship 14 May 2021 - Add a guide