Tetris 99 recently got a major update, and it was only a matter of time before the next Maximus Cup would be taking place. The official Nintendo Versus account has announced that the 7th Tetris 99 Maximus Cup will be starting on September 20th. This event will celebrate the launch of Super Kirby Clash. You will be able to unlock a Super Kirby Clash theme in Tetris 99, as well as 99 Gem Apples that you can use in Super Kirby Clash. The official tweet is down below.