The Forbidden Door is set to swing wide open again this Sunday as the stars of AEW, NJPW, ROH and CMLL face off inside of The O2 arena in London, England. Hang

Also: Kazuchika Okada defeats Swerve Strickland to defend the AEW Unified Championship, and Jon Moxley's Death Riders fall short in a wild main event.

AEW's annual cross-promotional pay-per-view returns for the fourth year in a row with today's Forbidden Door, live from the O2 Arena in London, England. There are nine matches scheduled for the main card, which begins at 1 p.m. ET. Before that, starting at 11:30 ET, the Zero Hour pre-show is set to include four bouts.