From Emil Chronicle Wiki

Metallic is a level 40 monster.

[edit] Stats

Basic	Combat
Level 40 Experience 777 Job Experience 77 HP 25 SP 58 MP 97 Behavior  ???	Type Plant A.SPD 2.00 ATK 29 - 43 DEF 300 C.SPD 2.00 M.ATK 7 - 13 M.DEF 999
Properties None Item Drops Iron Lump, Silver Lump, Gold Lump, Platinum Lump, Orihalcon, Metalic Stamp Skills  ??? Location Dead Mine