Mid-Grade Life Stone: level 49 Mid-Grade Life Stone: level 49 NPC Name Level - Type Quantity Chance Drop Dicor 47 Aggressive 1 1 / 5,464 Cave Servant Archer 47 Passive 1 1 / 3,690 Spore Zombie 47 Passive 1 1 / 5,376 Forest of Mirrors Ghost 47 Aggressive 1 1 / 1,131 Hatar Ratman Thief 47 Passive 1 1 / 2,625 Nightmare Lord 47 Aggressive 1 1 / 631 Ossiud 47 Aggressive 1 1 / 679 Spelunking Spider 47 Passive 1 1 / 13,158 Menacing Jackhammer Golem 47 Aggressive 1 1 / 3,731 Cave Servant Warrior 48 Passive 1 1 / 2,747 Tarlk Bugbear Warrior 48 Aggressive 1 1 / 1,927 Forest of Mirrors Ghost 48 Aggressive 1 1 / 3,356 Vanor Silenos Warrior 48 Passive 1 1 / 4,785 Dragon Bearer Warrior 48 Passive 1 1 / 1,374 Theeder Piker 48 Aggressive 1 1 / 3,984 Tanor Silenos Shaman 48 Passive 1 1 / 3,311 Horrifying Cannon Golem I 48 Aggressive 1 1 / 2,809 Horrifying Cannon Golem IV 48 Aggressive 1 1 / 1,068 Torfe 49 Passive 1 1 / 1,157 Cave Servant Captain 49 Aggressive 1 1 / 666 Mirror 49 Passive 1 1 / 447 Theeder Mage 49 Passive 1 1 / 1,309 Greater Musveren 49 Passive 1 1 / 119 Cruel Vice Golem 49 Aggressive 1 1 / 2,012 Probe Golem Champion I 49 Aggressive 1 1 / 2,469 Spoil