If you know when an upcoming maintenance is due or before you go to sleep, enter into the Boss Rush mode and you can play during maintenance during when it starts or when you wake up. This should keep you a little busier than any other event.

server: Global server

Maintenance October 18

Server: Japan server

Screenshot 20170927-030643

Translation: Awakening Medals: Ultimate Clash Medal will be able to be purchased from Baba's Shop.

From 13:00 - 16:00 JST

Note: It is recommended to create a transfer code before the maintenance.