May 17 - May 23, 2021
Event Rules[]
During the event, pass Normal and Hard stages to collect items and redeem rewards!
- During the event, Normal and Hard stages have a chance of dropping Books.
- During the event period, collect Books to exchange for rare in-game items.
- After the event ends, Books will no longer be exchangeable for any items.
Rewards[]
| Books | Rewards | Max. Amt |
|---|---|---|
6
|
1 | |
2
|
3 | |
3
|
4 | |
150
|
5 | |
1
|
6 | |
40
|
1 | |
5
|
2 | |
1
|
20 | |
50,000
|
999 |
