Skull Graver Skull Graver (crystals: 916 C) NPC Name Level - Type Quantity Chance Drop Wizard of Storm Teruk 40 Passive 1 1 / 195 Water Spirit Lian 40 Passive 1 1 / 246 Timak Orc Shaman 44 Passive 1 1 / 333,333 Formor 45 Passive 1 1 / 333,333 Forest of Mirrors Ghost 46 Aggressive 1 1 / 333,333 Spoil