Celebrate Pokémon! Log-in bonus under way! This log-in bonus commemorates the release of the Pokémon Brilliant Diamond and Pokémon Shining Pearl games! You can get a total of 900 gems, thirty 5★ Sinnoh Scout Tickets, and more!
Legendary Arena Regirock
Legendary Arena: Regirock is back! Starting today, Legendary Arena: Regirock returns! New Event Missions have been added along with its return! You can complete higher difficulty missions to get Gems!
Date/Time
November 18, 2021 at 10:00 p.m. - December 2, 2021 at 9:59 p.m.
Legendary Arena
The Legendary Arena is a special battle area where you can form multiple teams and take on the challenge using a set number of sync pairs. You can complete the related missions to earn Medals that can only be obtained here!
Important
- To attempt Legendary Arena missions, you must have completed Main Story Chapter 2: Defeat Team Break! (Normal) in single-player.
- Your area info and mission completion data will be saved at the event’s conclusion and will be used the next time this event returns.
- While Legendary Arena missions will also be displayed on the General missions screen, they cannot be attempted outside of the challenge period.
- Event missions held at the same time as the Legendary Arena do not count toward the completion requirements for Legendary Arena Mission Completion Rewards.
- All completion rewards for event missions held at the same time as the Legendary Arena must be claimed within three days of the mission period ending.
- The time period and featured content are subject to change without notice.
Source:
https://pokemonmasters-game.com/en-US/announcements/Event_3100_4W_1