Official rules for Regulation Set M-B in Pokémon Champions Ranked Battles, active from June 17 to September 2, 2026. Review newly allowed Mega Evolutions, held item restrictions, and battle timers.
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Regulation Set M-B for Ranked Battles will be active from June 17 to September 2, 2026. This regulation set allows one Mega Evolution per battle for eligible Pokémon holding a Mega Stone. Several Mega Evolutions are newly permitted under these rules, including Mega Raichu X, Mega Sceptile, and Mega Metagross. Duplicate held items are restricted, and matches feature a 20-minute Total Time.
Regulation Set M-B has been announced for Ranked Battles in Pokémon Champions. Regulations are the rules that govern things like which Pokémon species and held items are allowed in battle. This regulation set is active from Wednesday, June 17, 2026, at 02:00 UTC to Wednesday, September 2, 2026, at 01:59 UTC.
Of the Pokémon available in Pokémon Champions, only the Pokémon displayed in the official Eligible Pokémon list are eligible to participate.
Certain Pokémon can Mega Evolve if they’re holding a Mega Stone. You can use Mega Evolution only one time per battle.
The following Mega Evolutions are newly allowed under this regulation:
Duplicate held items are not allowed.
Browse official regulation announcements published for Pokémon Champions Ranked Battles.
Continue reviewing official Pokémon Champions notices in the Regulation category. Scanning other published regulation announcements provides broader context on Ranked Battles rulesets, item restrictions, and battle timers. These entries are grouped by shared category for factual discovery and do not replace, supersede, or alter the current Regulation Set M-B ruleset.
Official rules and details for Regulation Set M-C in Pokémon Champions Ranked Battles, covering the September to December 2026 duration, newly allowed Mega Evolutions, item clauses, and battle timers.
Official rules and timers for Pokémon Champions Regulation Set M-A for Ranked Battles, including eligible Pokémon and permitted Mega Evolutions.
Explore other official updates governing Ranked Battles to track evolving competitive formats. Review additional notices covering past and future rule sets, eligibility adjustments, and season timelines to maintain accurate team preparation.
