It will have 24 teams in it
World Rugby has announced a new 24-team 'Nations Championship' that will replace the summer and autumn tours.
The tournament - which starts in 2026 - will have a top division that includes the 10 sides from the Six Nations and Rugby Championship.
Japan and Fiji are expected to be the other two top-flight teams and there will be no promotion and relegation until 2030.
The World Cup will also be expanded from 20 to 24 teams from the 2027 edition in Australia.

Jude Gallagher Reaches Lightweight Quarter Finals At The European Elite Championship
Harvey Vale And Jamie McGrath Out Of ROI Nations League Games Due To Injuries
Monday Morning Sports Update
Ireland Surrender 19-Point Lead In WXV Rugby Opener Against USA
Arsenal's Perfect Premier League Start Ended By Brighton
Séamus Power Six Shots Back Ahead Of Biltmore Championship Final Round
McIlroy Two Shots Back Heading Into BMW PGA Championship Final Round
Sunday Morning Sports Update