Season 12

Season 12 of GO Battle League, also called GO Battle League: Season of Light, lasts from September, 2022 to December , 2022. It is preceded by Season 11 and will be succeeded by Season 13. This GO Battle League Season runs concurrently with Season of Light.

Rewards
Basic Premium

Stardust The random items can include:
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Reaching Legend rank could earn avatar items inspired by Guzma.

Guzma Watch and Bracelet could also be obtained from GO Battle Day rewards.

Pokémon
Guaranteed first Pokémon encounters:
 * Pinsir: rank 1 (one only)
 * Mienfoo: rank 6
 * Axew: Ace rank
 * Noibat: Veteran rank
 * Goomy: Expert rank
 * Pikachu Libre: Legend rank (one only)

Certain Legendary Pokémon could be obtained starting at rank 20 during their time in tier 5 Raid Battles.

End-of-season rewards

 * (rank 19 or above)

GO Battle Day: Guzma
GO Battle Day: Guzma took place on October, 2022 from 12 a.m. to 11:59 p.m. local time. Master League and Master Premier Classic were available during this GO Battle Day. Stardust from completing sets would not be counted for the bonus.

GO Battle Day: Miltank
GO Battle Day: Miltank took place on November, 2022 from 12 a.m. to 11:59 p.m. local time. Ultra League and Willpower Cup were available during this GO Battle Day. Stardust from completing sets would not be counted for the bonus.

Attack Updates
At the start of this Season, certain Attacks had their stats changed, certain Pokémon received updates to their obtainable Attacks, and new Attacks were added.

Attack Availability Updates
Some Pokémon received updates to their obtainable Attacks. These were added to their standard Attack pools.