Pokémon GO Halloween 2023 Part II: All New and Returning Costume Pokémon, Shiny Debuts, Event Research, and More

The festivities outside are frightful.
Official Pokémon GO image of four Trainers with a Tricks & Treats costumed Pikachu and Gengar, and a Zorua.
Image via Niantic

Halloween in Pokémon GO will end with a bang—or in this case, a boo—with Part II of the Halloween 2023 event. New costumed Pokémon, shiny debuts, and research will keep the festivities frightful. Below you’ll find all the details on Pokémon GO’s second half of the 2023 Halloween event. 

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Pokémon GO Halloween 2023 Part II Event Date and Time

The Pokémon GO Halloween 2023 Part II event will take place from Thursday, October 26 at 10:00 AM to Tuesday, October 31 at 8:00 PM local time.

Debut Costumed Pokémon

Official images of Trick & Treats costumed Pikachu and Gengar from the Pokémon GO Halloween 2023 event part 2.
Image via Niantic

The two new costumed Pokémon that will make their debut during the Halloween 2023 event Part II are Pikachu wearing a Tricks & Treats costume and Gengar wearing a Tricks & Treats costume.

Debut Costumed PokémonHow to Obtain
Tricks & Treats Costume PikachuWild encounters
Tricks & Treats Costume GengarWild encounters (rare), Raids

Both costumed Pokémon will be available in their shiny colorations during the event.

Returning Costumed Pokémon

Costumed Pokémon that will be returning in some capacity during the event are:

  • Vulpix wearing a Spooky Festival costume
  • Pumpkaboo wearing a Spooky Festival costume
  • Piplup wearing a Halloween Mischief costume
Returning Costumed PokémonHow to Obtain
Spooky Festival Costume VulpixWild encounters
Spooky Festival Costume PumpkabooWild encounters
Halloween Mischief PiplupWild encounters

All returning costumed Pokémon will be available in their shiny colorations during the event.

Debut Shiny Pokémon

Once Part II of the Halloween 2023 event begins, shiny Zorua will be available for the first time in Pokémon GO. Players can evolve it into Zoroark by using 50 Zorua Candies.

Increased Wild Pokémon Encounters

The following table includes the Pokémon that will appear more frequently in the wild during the Halloween 2023 Part II event, as well as if they can be found with their shiny coloration.

Wild PokémonCan it be Shiny?
Pikachu wearing a Tricks & Treats costume
Vulpix wearing a Spooky Festival costume
Murkrow
Misdreavus
Sableye
Piplup wearing a Halloween Mischief costume
Drifloon
Yamask
Zorua
Fennekin
Phantump
Pumpkaboo wearing a Spooky Festival costume
Noibat

Additionally, Gengar wearing a Tricks & Treats costume may be found rarely in the wild during the event. It’s possible to encounter it in its shiny coloration.

Field Research Pokémon Encounters

The following Pokémon can be encountered when completing Halloween-themed Field Research tasks activated during the Halloween 2023 Part II event.

Field Research Pokémon EncounterCan it be Shiny?
Mismagius
Galarian Yamask
Phantump
Greavard (rare)

Raid Pokémon Appearances

The following tables show the Pokémon that will be appearing in raids during the Halloween 2023 Part II event, and whether or not they can be shiny.

One-Star Raid Pokémon

One-Star Raid PokémonCan it be Shiny?
Gastly
Misdreavus
Phantump

Three-Star Raid Pokémon

Three-Star Raid PokémonCan it be Shiny?
Gengar wearing a Tricks & Treats costume

Five-Star Raid Pokémon

Five-Star Raid PokémonCan it be Shiny?
Darkrai

Mega Raid Pokémon

Mega Raid PokémonCan it be Shiny?
Mega Banette

Event-Exclusive Timed Research

During the Halloween 2023 Part II event, a Trick or Treat-themed Timed Research will be available with rewards including, but not limited to, encounters with Halloween-themed Pokémon, such as 

  • Zorua, 
  • Phantump, 
  • costumed Pokémon, 
  • and more.

Timed Research Carrying over from Halloween 2023 Part I

The two Timed Researches from Part I of the Halloween 2023 event will continue into Part II of the event. Rewards for completing the Part I research tasks include, but aren’t limited to:

  • Stardust
  • Encounters with Ghost-type Pokémon
  • Encounters with Greavard
  • Encounters with Spiritomb (Spiritomb has a chance to be shiny)

Event Bonuses

During Part II of the Halloween 2023 event, the following bonuses will be active:

  • Additional Candy for catching Pokémon with Nice, Great, and Excellent Throws.
  • Additional Candy XL for catching Pokémon with Nice, Great, and Excellent Throws.
  • Costumed Pokémon have a chance to give additional Candy when captured.
  • On October 31, costumed Pokémon may give Rare Candy or Rare Candy XL when caught.

Halloween 2023 Part II Shop Items

Halloween-Themed Avatar Items

Official image of Halloween 2023 avatar items from Pokémon GO.
Image via Niantic

Avatar items in the shop are the same as the ones added in the Halloween 2023 Part I event. They are:

  • Yamask Mask
  • Cofagrigus Costume
  • Cofagrigus Head
  • Phantump Head
  • Greavard Wig

Halloween-Themed Stickers

Official image of Halloween 2023 stickers in Pokémon GO.
Image via Niantic

The same event-themed stickers as those in the Halloween 2023 Part I event will be available for players through the following methods:

  • Randomly by spinning PokéStops
  • Randomly from opening gifts 
  • Purchasing specific stickers from the in-game shop

Event Bundles

The same three Halloween Bundles as the ones available during Part I of the Halloween 2023 event will be available for purchase during Part II of the event.

Bundle CostBundle Items
495 PokéCoins3 Remote Raid Passes
1 Star Piece
1 Lucky Egg
725 PokéCoins10 Premium Raid Passes
2 Star Pieces
2 Lucky Eggs
1550 PokéCoins10 Super Incubators
5 Incubators
2 Incense

Pokémon GO Halloween Event Misc. Additions

PokéStop Showcases

Different PokéStops will have Showcases during the Halloween 2023 Part II event where you can enter:

  • Drifloon
  • or Phantump.

Lavender Town Music Remix

A remix of the Lavender Town music will play in Pokémon GO at nighttime during both Part I and Part II of the Halloween 2023 event. You can preview the track on the Pokémon GO official YouTube channel.

Halloween Decorations

Just like in the Halloween 2023 Part I event, PokéStops and Gyms will have special decorations during the Halloween 2023 event Part II. To see what else to expect from Part I of the Halloween 2023 Pokémon GO event include, check out our handy guide.

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Author
Niki Fakhoori
Niki’s love for video games encompasses a wide range of genres, but she is especially fond of RPGs, adventure games, visual novels, simulation games, and fighting games. Her favorite video game-related pastime is asking her unwieldy backlog why she doesn’t have any new games to play. When she isn’t playing or writing about video games, she’s playing with cats, journaling, painting, or obsessing over the latest news in the world of stationery and planners.