- Operation is a side mission where you can recruit the specific pixie.
- In order to do the operation, you need to fulfill the requirement and unlock the operation with gems.
- Once unlocked, you will be able to access special missions.
- Each mission has its own special mechanic.
- Each mission can be cleared only once.
- Specific pixie will be unlocked after you clear the last mission of the operation.
- You still need to recruit the pixie by spending hearts.