All Elite Wrestling have confirmed that the following matches will take place as part of the AEW Dynamite: Grand Slam episode on September 21st on TBS, and in select international markets via

AEW Grand Slam Tournament Of Champions Final
Winner Crowned New AEW World Champion
Jon Moxley vs. Bryan Danielson.

Fatal Four Way Match For The Interim AEW Women’s World Championship
Toni Storm (c) vs. Serena Deeb vs. Britt Baker vs. Athena.

AEW All-Atlantic Championship Match
PAC (c) vs. Orange Cassidy.

AEW World Tag Team Championships Match
Swerve In Our Glory (Keith Lee & Swerve Strickland) (c) vs. The Acclaimed (Max Caster & Anthony Bowens).