Fossilfuel 2 Achievements Full list of all 23 Fossilfuel 2 achievements worth 1,000 gamerscore.The base game contains 20 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 3 achievements worth 0 Gamerscore.Filter Achievement View View Image viewList view Sort by TrueAchievement desc TrueAchievement asc Achievement name desc Achievement name asc GamerScore desc GamerScore asc TA Ratio desc TA Ratio asc Gamers desc Gamers asc Xbox.com order Date won desc Date won asc DLC Packs Group DLC packs together in list DLC Filter AllOwnedNone Flag Filter All None 23 Offline Mode 23 Single Player 5 Main Storyline 3 Story Completed 2 Difficulty Specific 3 Stackable 2 Collectable 4 Missable 1 Cumulative + Link flagsOR joinAND join Achievements without these flags What are achievement flags? Click to find outApply Base Base Game (Excludes DLC) 6,594 1,000 20 3.089081 (0%) Enter SierraReturn to the Sierra Research Facility. Pro gamer moveManage to melee kill an Anglerfish in the water. Source CodeFind the 3 Sierra SSD drives. SpinosaurusTake down a mighty Spinosaurus. 1 guideRolled upTake down the giant Dung Beetle. 1 guideDavid and GoliathDestroy the Homoerectus Rex. Et tu, Brute?Destroy Maximus and his mercenaries. 1 guideRobo-RexTake down the vicious Robo-Rex. 1 guideWe need a bigger boat!Sink the Megalodon. Boot CampComplete the PMC Alpha training course. 1 guideHorde ChampionBeat all 50 waves of the horde mode, on any difficulty. 1 guideHorde Primal ChampionBeat all 50 waves of the horde mode, on Primal difficulty. Dino CardsCollect all the hidden dino cards in the game. 1 guideWar PhotographerGet 1000 photo points. Mission AccomplishedYou killed the Megalodon and successfully extracted the Sierra source code with Maximus. Lone SurvivorYou killed the Megalodon, betrayed Maximus, and escaped Sierra alone. Separate WaysYou escaped Sierra with Natalia, as the only two survivors. PrimalBeat the game on Primal difficulty. Speed RunnerGet an S rank on any difficulty. 1 guidePrimal SBeat the game on Primal difficulty and get an S rank. Update Spy Games 0 0 3 3.502914 (48%) Gold in them hillsFind the hidden treasure in the Spy Games DLC. El BlancoDefeat the albino Spinosaurus in the Spy Games DLC. Spy GamesComplete the Spy Games DLC.