1. Channel

You may use channel functions to heroes that rank ★6 or above.

The main hero’s combat power will increase in accordance

with the combat power and the type of the hero selected to channel.

Channeled hero can no longer participate in battles.

You can use the hero in battle once again after stopping the channeling. 

However, resources will be used to stop channeling.

2. Channel Level Upgrade

You can use type cell of main hero to upgrade the channel level.

Once you upgrade the channel level, the stat of main hero will be increased.

The Channel Level Upgrades are maintained even after channeling is stopped.