You can sign-in once a day. After you accumulate a certain number of sign-ins in a month, you get the following prizes:
|Days Accrued||Rewards||Value (Diamonds)|
|Mystery Reward||2 Hero Upgrade Chest|
- Gold Knight Soul Shard: 40%
- Warrior Ranger Soul Shard: 30%
- Legendary Mage Soul Shard: 20%
- Explosive Expert Soul Shard: 10%
Important Note: You should claim your reward before the month runs out or your unclaimed reward will be lost.
When you miss a sign in some day, you can have the option to use Diamonds for a late sign in.