Halloween 2021

Halloween in 2021 was the sixth Halloween event in Pokémon GO.

Pokémon Spotlight Hours featuring Gothita and Murkrow were available during this event.

Avatar items
These avatar items/poses were released at the start of the event:

Stickers
These stickers were released at the start of the event:

Shop special offer
These offers were available from the shop during the event:

Featured Pokémon
These Pokémon were released at the start of the event:

These Shiny Pokémon were released at the start of the event: PS Pikachu PS Spinarak PS Ariados PS Piplup PS Drifblim

These Pokémon had increased spawn rates in the wild and from Incense or Lure Modules:

These Pokémon would hatch from 7-km Pokémon Eggs obtained during the event:

These Raid Bosses were available during the event:

Field Research event tasks
These Field Research tasks were available during the event:

Special Research
The ninth part of the Misunderstood Mischief Special Research was released in this event.

What Lies beneath the Mask? also became available.

Timed Research
Halloween Cup Research Timed Research was available during the event:

Limited Research was made available as an apology for an issue with Galarian Slowpoke's evolution. It was available from October to October, 2021.

Featured Pokémon
These Pokémon were released at the start of the event:

These Shiny Pokémon were released at the start of the event: PS Absol

These Pokémon had increased spawn rates in the wild and from Incense or Lure Modules:

These Pokémon would hatch from 7-km Pokémon Eggs obtained during the event:

These Raid Bosses were available during the event:

Field Research event tasks
These Field Research tasks were available during the event:

Special Research
The eleventh part of the Misunderstood Mischief Special Research was released in this event.

Collection Challenge
To complete the Collection Challenge, Trainer must obtain these Pokémon during the event:

Trivia

 * The official blog mistakenly stated Spinarak was available in 7-km Pokémon Eggs instead of Pumpkaboo during part 2 of the event.