Thank you for playing AVABEL ONLINE.
2020/12/28 after the maintenance ～ 2021/01/08 Until the start time for maintenance
Clear the achievements by defeating the monsters in Revere!
The monsters will appear at regular intervals.
Let's defeat the monsters and get Crescent Rings♪
Monsters Attack's achievements are able to be cleared daily during the event.
It won't be achieved if you are not in the same field when the target monster is defeated.
AVABEL ONLINE Operation Team