From Emil Chronicle Wiki

Coal Tar is a level 11 monster.

[edit] Stats

Basic	Combat
Level 11 Experience 19 Job Experience 11 HP 75 SP 16 MP 17 Behavior Passive	Type Plant A.SPD 2.36 ATK 16 - 21 DEF 17 - 19 C.SPD 2.40 M.ATK 14 - 23 M.DEF 24 - 34
Properties Fire(10%) Item Drops Bottled Oil, Machine Oil, Black Jerico, Wax, Smooth Wax, Koltar Stamp Skills  ??? Location Dead Mine