Oiler

The Oiler is an advanced level-4 Cannoner Tower (an alternate version of Artillery Towers in King of Towers. It is upgraded from Mortarer the level-3 Cannoner tower. It is the third Tier-3 Cannoner Tower, the first Tier-1 is Bombadier and the 2nd Tier-2 is Dragooner.

Ignition Oil
This oil creates a black aura debuff to the effected enemies. Effected enemies gets 3 times or more damage from Dragooners. Lv-1:( gold), Cooldown- secs, Lv-2:( gold), Cooldown- secs, Lv-3:( gold), Cooldown- secs,

Jumbo Vat
Creates a oil puddle on the ground that slows enemies who steps on it. It lasts 5 secs. Lv-1:( gold), cooldown- secs, Lv-2:( gold), cooldown- secs Lv-3:( gold), cooldown- secs