When the bonus applies
The announced bonus runs from September 28 at 06:00 through October 12 at 05:59, Server Time. Use the selected game server to check whether that window has started.
How to take part
Claim Guild sign-in rewards during the announced window for double Moonlight Crystals. The notice does not state a numerical base payout or extend the bonus to other sources of Moonlight Crystals.
Official announcements
Schedules and gameplay follow the Global announcements linked below. Individual item access can have additional requirements.