GRIS Achievements Here is the full list of all 17 GRIS achievements worth 1,000 gamerscore. It takes around 6-8 hours to unlock all of the achievements on Xbox One.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 Flag Filter All None 17 Offline Mode 17 Single Player 5 Main Storyline 1 Story Completed 2 Collectable Link flagsOR joinAND join Achievements without these flags What are achievement flags? Click to find outApply RedA color has been brought back 3 guidesDenialFirst stage 5 guidesGreenA color has been brought back 4 guidesAngerSecond stage 3 guidesSandstormAvoid the storm 3 guidesInuksuitBreak the stone piles 4 guidesBlueA color has been brought back 4 guidesBargainingThird stage 4 guidesApplesFeed the forest friend 3 guidesYellowA color has been brought back 4 guidesDepressionFourth stage 3 guidesEelAvoid eel bites 4 guidesAcceptanceFifth stage 3 guidesMagic fowlsSing to the magic fowls 4 guidesThe EndFinish the game 3 guidesMementosFind all of the mementos 3 guidesChildhoodMemories from the past 3 guides