The UNDERMINER

Name : THE UNDERMINER
Hit points: 45
Training cost: 60 DE
Training time:5 minutes
Movement speed: 38
Favorite target: traps (ex. Air and ground bombs and spring traps)
Damage type: single target
Damage per second: 38
Description: this character loves to find the hidden traps. When you drop the UNDERMINER in battle he has the ability to go underground and pop up to destroy any traps (in his 8 Tile radius) no matter where you think a trap might be! But if you miss place the UNDERMINER then he goes for the first wall he sees and destroys it with his giant pick Axe!

How many upgrade levels are there?

Maybe 5 upgrades but on the last upgrade he is able to take out level 11 walls with one swig