Upgrade tricks Archer Barbarian King and Queen Effective

Already Heroes whatever level you have today? Perhaps you do not realize that the power of the Iron Fist of the Barbarian King and Queen Royal Cloak of the Archer feels great effect once every 5 levels!

Barbarian King

What is the cost and how many days Upgrade Barbarian King? - Barbarian King is the King of the Barbarians, supposedly said Barbarian Barbarian king was ordinary, but because of his lust for Dark Elixir (DE) has caused him to grow to giant size. He can be used to attack enemies or keep rural village.