This isn't just another chess tournament though, with a public spat between Carlsen and the promoters of the FCGT with FIDE in the build-up to the tournament.

The International Chess Federation (FIDE) reiterated that no agreement between the sport’s global body and the Freestyle Chess Tour had been reached regarding the use of the ‘World Championship’ term.

“The organizers of the “Freestyle Chess Tour” fully deleted from its Regulations the reference to the “World Championship” title. Following this change in the regulations, players wishing to participate in the 2025 “Freestyle Chess Tour” are no longer required to sign the waiver note,” said the updated FIDE statement.

Freestyle Chess Grand Slam tour boss Jan Henric Buettner and all-time great Magnus Carlsen have called on International Chess Federation (FIDE) president Arkady Dvorkovich to resign after talks over an agreement about the new series fell through.

Arkady Dvorkovich is under fire after talks over an agreement about the new series fell through. Read more at straitstimes.com.

Disagreement over right to regulate any 'World Championship' and waiver for players to appear in unsanctioned league

Fide has been unequivocal about not wanting to part with its sole authority over the ‘World Championship’ title

The International Chess Federation (FIDE) issued a comprehensive statement on Monday following the news that no agreement had been reached between FIDE and Freestyle Chess over the use of the “World Championship.