HomeGuideFeaturesHero Collection& Upgrade

Hero Collection& Upgrade

Hero Collection

You can obtain a new hero by using the Hero Card you’ve got. Heroes of different god series own various abilities. This is a special feature of COO. Lead your team of special heroes to protect the justice!
 

All heroes collected show in the Gods Shrine. They bring different extras to the shrine. Some special heroes also have combined extras. The more heroes you have, the larger effects the Gods Shrine has.

 

You can upgrade heroes to improve their basic attributes by using Soul Crystals. Meanwhile, the extras of Gods Shrine will upgrade.

 

Hero Upgrade

Heroes can be upgraded in star for different times according to their qualities as followings: Red Hero ( 12 Stars), Green Hero ( 3 Stars), Blue Hero ( 5 Stars), Purple Hero ( 9 Stars) , Orange Hero ( 9 Stars), and Initial Hero ( 0 Stars).

 

You can upgrade heroes to improve their basic attributes by using Soul Crystals. Meanwhile, the extras of Gods Shrine will upgrade.

 

Soul Crystals are sent as bonus for Arena Rankings or obtained in Arena Treasure Boxes.