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Pokémon Champions regulations

What each ranked regulation added, took out and changed. Tap a count to see its list.

Regulation M‑C

On nowSep 9 – Dec 2, 2026 Seasons M‑6 and M‑7

The official announcement · Pokémon and Megas match its list of eligible Pokémon

Next Season M‑8 and Regulation M‑D: not announced yet.

9 Megas not in Champions yet

New in Legends: Z-A or its Mega Dimension, and not in any regulation so far.

Earlier regulations

  1. Reg M‑B

    Ended Sep 9Jun 17 – Sep 9, 2026 Seasons M‑3, M‑4 and M‑5

  2. Reg M‑A

    Ended Jun 17Apr 8 – Jun 17, 2026 Seasons M‑1 and M‑2
    Began with

Each count is against the regulation before it. Tap one to see its list.

Dates and rules: the game’s own announcements. What each regulation allowed and when a change came in: Pokémon Showdown’s Champions data, checked against the announcements’ lists of eligible Pokémon.