Idle Merge Heroes

Feb 6, 2020

Add
   - Added unit growth (level up / evolution) reward system.

balance
- Increase the maximum level of the unit: normal (600), rare (800)

Improving
   - Improved offline result window UI and offline research item names

Bug fixes
   - Fixed bug where special dungeon keys could not be dropped in the day dungeon
   - Fixed a bug where the 'Abyssal Lucia' unit's acquisition notation was incorrect due to offline rewards