Crystal Dungeon
Reach Troop Lv 22 to unlock. Can sweep multiple times daily ( 2 for free, after that you can use torches or diamonds. Number of chances per day determined by VIP level).
Challenge:
1.There is no cost to challenge any layer. If you successfully pass a layer, all heroes will recover full health and energy for the next layer. If you fail or quit mid-challenge, the challenge will be invalid and all heroes will return to their pre-fight state.
2. You can have up to 15 heroes, 5 as your main team and up to 10 as substitutes. If one of your main heroes dies in battle, you can immediately choose one of the substitutes to take his or her place. (Substitutes have 10 hero spots. 5 unlock for free as you pass layers, and 5 unlock as your VIP level increases. They unlock at VIP 5/7/9/11/13.)
Sweep:
3. Every day there are 2 free chances to sweep passed layers. Each sweep will sweep through all the layers you’ve passed up to that point. Before sweeping, you can choose your hero lineup, and all of them will receive a large amount of exp.
4. Free sweep chances refresh every day at 5am (server time).
“Get”:
5.Tap this button to spend diamonds for Shadow Essence. The more times you buy, the more diamonds it costs.
6.Purchase chances refresh daily at 5am server time.
Item Drops: Equipment, Shadow Essence, Hero Exp