A mode where you take on the dungeon with limits set on things like character stats and the goal floor.
Reward List
Total Difficulty
Reward for Each Difficulty
001~030
031~050
051~070
071~090
090~099
100
Rainbow Crystal
50
Rainbow Crystal
100
Rainbow Crystal
150
Rainbow Crystal
200
Rainbow Crystal
250
Rainbow Crystal
3000
Clear the floor you set and you earn the reward.
More total difficulty tiers will be added in future updates.