The Regulation Set M-B for Ranked Battles takes place from Wednesday, June 17th, 2026, at 02:00 UTC to Wednesday, September 2nd, 2026, at 01:59 UTC.

Regulation Set M-B

Announcing Regulation Set M-B for Ranked Battles!

Regulation Set M-B Duration

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 Eligible Pokémon below are eligible to participate.​

Mechanics

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.

Mega Raichu X​
​​Mega Raichu Y​
​​Mega Sceptile​
​​Mega Blaziken​
​​Mega Swampert​
​​Mega Mawile​
​​Mega Metagross
​​Mega Staraptor​
​​Mega Scolipede​
​​Mega Scrafty​
​​Mega Eelektross​
​​Mega Pyroar​
​​Mega Malamar​
​​Mega Barbaracle​
​​Mega Dragalge​
​​Mega Falinks ​​

Held Items

Duplicate held items are not allowed.​

Timers

Total Time: 20 minutes
Player Time: 7 minutes
Turn Time: 45 seconds
Preview Time: 90 seconds

What Are Regulations?

​​Regulations are the rules that govern things like which Pokémon species and held items are allowed in battle.​

Source: https://news.pokemon-home.com/en/page/776.html