Demon

The Demon is the 17th evolution stage. He looks like a traditional interpretation of a demon (red body, angry eyes, horns etc.) He uses a red and orange sword with a gem in it.

Strategy
Like the Archmage, just KILL!

Trivia

 * The Demon used to be the highest evolution stage in Mobile EvoWars.io. Technically, the Archangel was stronger, but you had to buy premium to get to it.