GO Battle League · Scheduled

Ultra League + Master League Mega + Great League Championship Series 2026

Name: Ultra League + Master League Mega + Great League Championship Series 2026
Start: 2026-11-17T21:00:00Z
End: 2026-11-24T21:00:00Z

9 PM Nov 17 to 9 PM Nov 24

Nov 17, 2026, 9:00 PM UTC

All November 2026 events

Scheduled. The game's own configuration file dates this exactly, so the window is read rather than predicted.

Source: the game's own rotation table, read at build time.

The game's own rotation table puts Ultra League, Master League Mega, Great League Championship Series 2026 in this window. It rotates on a fixed UTC instant, so unlike the rest of the calendar this one is the same moment everywhere.