Z-Move Showdown!

The Alola League Trophy Ceremony got interrupted by the opening of an Ultra Wormhole and the mysterious Ultra Beast Guzzlord coming through and starts devouring the League venue. Ash, the Island Kahunas, his friends and the Masked Royal all must band together to stop the Ultra Beast from destroying the world. However, this Guzzlord is not the only Ultra Beast comin through the Ultra Wormhole...