Starlight X-2: Space Sudoku Achievements Here is the full list of all 43 Starlight X-2: Space Sudoku 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 Fast 6x6Complete a level 6x6 in less than 1:20 Fast 7x7Complete a level 7x7 in less than 1:45 Fast 8x8Complete a level 8x8 in less than 3:15 Fast 9x9Complete a level 9x9 in less than 3:45 Fast 10x10Complete a level 10x10 in less than 4:30 Fast 11x11Complete a level 11x11 in less than 6:00 Fast 12x12Complete a level 12x12 in less than 7:15 Fast 13x13Complete a level 13x13 in less than 8:45 Complete 25 levelsComplete 25 levels Complete 50 levelsComplete 50 levels Complete 100 levelsComplete 100 levels Complete 500 levelsComplete 500 levels Complete 1000 levelsComplete 1000 levels Complete 5000 levelsComplete 5000 levels Complete 25 6x6 levelsComplete 25 6x6 levels Complete 25 7x7 levelsComplete 25 7x7 levels Complete 25 8x8 levelsComplete 25 8x8 levels Complete 25 9x9 levelsComplete 25 9x9 levels Complete 25 10x10 levelsComplete 25 10x10 levels Complete 25 11x11 levelsComplete 25 11x11 levels Complete 25 12x12 levelsComplete 25 12x12 levels Complete 25 13x13 levelsComplete 25 13x13 levels By Yourself 5x5Complete a hard 5x5 level without using any help By Yourself 6x6Complete a hard 6x6 level without using any help By Yourself 7x7Complete a hard 7x7 level without using any help By Yourself 8x8Complete a hard 8x8 level without using any help By Yourself 9x9Complete a hard 9x9 level without using any help By Yourself 10x10Complete a hard 10x10 level without using any help By Yourself 11x11Complete a hard 11x11 level without using any help By Yourself 12x12Complete a hard 12x12 level without using any help By Yourself 13x13Complete a hard 13x13 level without using any help Play for 5 hoursPlay for 5 hours Play for 10 hoursPlay for 10 hours Play for 24 hoursPlay for 24 hours Complete the Pack: EarthComplete the Pack: Earth Complete a Daily PackComplete a Daily Pack Addicted for 3 DaysComplete at least one daily level for 3 days Addicted for 7 DaysComplete at least one daily level for 7 days Addicted for 10 DaysComplete at least one daily level for 10 days Switch off the lightSwitch off the light Use 10 hintsUse 10 hints Use 20 hintsUse 20 hints Use 50 hintsUse 50 hints