You should add more heroes. How about a hero that uses bows/magic maybe? I'd love to try that out, since after you beat the game all you can do is beat all the levels again, or try a different hero (and I've beat this with them all).
You have finished Stick War II on NORMAL!
Tutorial 02:44
Blot out the sun: Archidons Declare War 00:01
Silent Assassins: Ninjas Declare War 00:00
Magic in the Air: Wizards and monks Declare War 00:01
Rebels United 00:01
Massive Battle 02:30
Explosive War: Bombers Attack 00:02
The Night is Dark: Juggerknights Attack 00:02
Undead War: Deadly Deads Attack 00:12
4 legged Fury: Crawlers Attack 00:01
Shadow of the moon: Eclipsors Attack. 00:01
Bone Pile: Marrowkai summon war 00:01
Medusa's Gates: The Chaos Capital is in sight. 00:00
Medusa and the Full Chaos Empire: Final battle 02:30
Total time (including retries): 08:06
Best time: 08:06
You have finished Stick War II on NORMAL!
Tutorial 04:06
Blot out the sun: Archidons Declare War 01:10
Silent Assassins: Ninjas Declare War 01:14
Magic in the Air: Wizards and monks Declare War 01:02
Rebels United 01:26
Massive Battle 01:36
Explosive War: Bombers Attack 00:49
The Night is Dark: Juggerknights Attack 00:55
Undead War: Deadly Deads Attack 01:25
4 legged Fury: Crawlers Attack 01:09
Shadow of the moon: Eclipsors Attack. 01:04
Bone Pile: Marrowkai summon war 00:51
Medusa's Gates: The Chaos Capital is in sight. 01:20
Medusa and the Full Chaos Empire: Final battle 01:55
Total time (including retries): 20:02
Best time: 20:02