From Emil Chronicle Wiki

Giant Elder Worm is a level 50 monster.

[edit] Stats

Basic	Combat
Level 50 Experience 0 Job Experience 0 HP 500,000 SP 89 MP 203 Behavior aggresive	Type Insect A.SPD 6.00 ATK 120 - 150 DEF 200 C.SPD 7.00 M.ATK 120 - 160 M.DEF 120
Properties Dark(40%) Item Drops  ??? Skills  ??? Location Pet Training Ground