Originally published on ProWrestlingSheet.

The match was setup at Double or Nothing, but now it's been made official -- Jon Moxley and Kenny Omega will do battle at All Out.

All Elite Wrestling's social media accounts made the announcement on Thursday. 

As you'll recall, Mox debuted in AEW last month by attacking Omega following his main event match against Chris Jericho.

Tickets to the August 31 event go on sale tomorrow at 12pm ET/ 9AM PT. Register beforehand by CLICKING HERE to save yourself time when they hit the market.

The only additional match announced at this point is "Hangman" Adam Page vs. Chris Jericho to determine AEW's first World Champion.