Bone Marrow Achievements Here is the full list of all 18 Bone Marrow 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 MaceOpen the mace "128" Battle axOpen battle ax "256" AxOpen ax "512" PorridgeOpen porridge "128" PieOpen the pie "256" PotionOpen the potion "512" Cavalry shieldOpen cavalry shield "128" Fencing shieldOpen the fencing shield "256" Knight's shieldOpen the knight’s shield "512" Pied PiperDestroy the rat Snake charmerDestroy the snake White boneDestroy the skeleton king Revived leaderDestroy the king of the dead Bloodthirsty rulerDestroy the Ghoul King KeldaOpen druid 3k pointsScore 3000 points 5k pointsScore 5000 points 9k pointsScore 9000 points