League Championship Series 2026 is the second split of the twelfth year of North America's professional League of Legends, featuring a partnership and guest teams system. It's the first year after the dissolution of the LTA.

Tournament Format

Group Stage will feature a single round-robin format, and with all matches played as best-of-three series.

Playoffs will follow a double-elimination format, where every match is also best-of-five series.