Blue Post
Original thread hosted on Blizzard's official forums.
The Tidebound Grotto Raid Testing
View on Blizzard forums:
https://us.forums.blizzard.com/en/wow/t/the-tidebound-grotto-raid-testing/2327554/3
We’d also like to remind players that the Mythic test today supports a flexible group size, so you’ll be able to enter the raid with up to 25 players. The content will scale between 15-25 players, so a group size in that range is recommended.