You can strengthen your heroes inTraining Center：

★heros upgrade：

1.Consuming other heros,can get the material heros 90% of the experience to upgrade your heros hero's level.

2.Experience gained by consuming other heros who have the same attributes will be increased by 12%.

3.Any equipment belonging to the consumed hero will automatically enter you bag.

4.Consuming irobots wil result in receiving large amounts of experience.

5.Heros hang up in battle,tactics in the Arena and when to Tavern assignment can not be consumed.

6.When the hero is consumed,100% returns the star material.

★Hero star level up:

1.Consuming star up material can greatly enhance the hero's star level.

2.The hero will undergo a boost in their attributes and can unlock new talents after starring up.