Club Penguin: Descendants Party Secret! (Spoilers)

The Club Penguin What's New blog has been updated with a new post called "SPOILER: Descendants Party Secret" by Megg, with the following image:

She added the following message:

That's me playing Tic-Tac-Toe on the chalkboard! Now I'm going to go find out who did this -- stay tuned!

Are you going to play?!

Waddle on,

-Club Penguin Team

W-what? We can play Tic-Tac-Toe during the Club Penguin Descendants Takeover? Well, this sounds epic!