Pokémon GO Halloween 2023 Part I: All Pokémon and Shiny Debuts, Event Research, Raids, and More

Something spooky this way comes.

Official image of Greavard, Houndstone, Phantump, and Misdreavus in the Pokémon GO 2023 Halloween event.
Image via Niantic

The 2023 Halloween festivities will be kicking off in Pokémon GO with all new Pokémon debuts, shiny debuts, and plenty of research and raids. Read on for all the details of what to expect for the first part of Pokémon GO’s 2023 Halloween event.

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Pokémon GO Halloween 2023 Part I Event Date and Time

The Pokémon GO Halloween Part I event for 2023 will take place from Thursday, October 19 at 10:00 a.m. to Thursday, October 26 at 10:00 a.m. local time.

Debut Pokémon

Official images of Greavard and Houndstone from Pokémon HOME.
Image via Pokémon HOME

The Paldean pup Greavard and its evolution Houndstone will make their debut during the Halloween Event Part I in Pokémon GO

Debut PokémonHow to Obtain
GreavardWild encounters, Raids, and Research
HoundstoneEvolve from Greavard using 50 Greavard Candies

Shiny Greavard and Houndstone will not be available yet.

Debut Shiny Pokémon

Once the Halloween 2023 Part I event begins, shiny Phantump will be available for the first time in Pokémon GO. Players can evolve it into Trevenant by trading it or by using 200 Phantump Candies.

Increased Wild Pokémon Encounters

The following list shows the Pokémon that will appear more often in the wild during the Halloween 2023 Part I event, as well as if they can appear in their shiny coloration.

Wild PokémonCan it be Shiny?
Ekans
Zubat
Alolan Meowth
Gastly
Haunter
Spinarak
Misdreavus
Poochyena
Shuppet
Drifloon
Litwick
Phantump

In addition, Sandygast will appear rarely in the wild during the event. It cannot be found in its Shiny coloration.

Field Research Pokémon Encounters

The following Pokémon will be available as part of event-themed Field Research tasks during the Halloween 2023 Part I event.

Field Research Pokémon EncounterCan it be Shiny?
Misdreavus
Phantump

Raid Pokémon Appearances

Certain spooky Pokémon will appear in raids during the Halloween 2023 Part I event, including the debut Pokémon Greavard.

One-Star Raid Pokémon

One-Star Raid PokémonCan it be Shiny?
Misdreavus
Shuppet
Drifloon

Three-Star Raid Pokémon

Three-Star Raid PokémonCan it be Shiny?
Gengar
Sandygast
Greavard

Five-Star Raid Pokémon

Five-Star Raid PokémonCan it be Shiny?Extra Information
GuzzlordUntil October 20 at 10 a.m. local time
DarkraiStarting on October 20 at 10 a.m. local time

Mega Raid Pokémon

Mega Raid PokémonCan it be Shiny?Extra Information
Mega GengarUntil October 20 at 10 a.m. local time
Mega BanetteStarting on October 20 at 10 a.m. local time

Egg Pokémon

Trainers will find the following Pokémon hatching from 7 km Eggs during the Halloween 2023 Part I event.

PokémonEgg DistanceCan it be Shiny?
Munchlax7 km
Riolu7 km
Galarian Yamask7 km

Event-Exclusive Timed Research

There will be two event-exclusive Timed Researches available from October 19 at 10:00 a.m. until October 31 at 8:00 p.m. local time. One will focus on capturing Ghost-type Pokémon, and the other will focus on Spiritomb and its 108 spirits. Rewards for completing the research tasks will include, but aren’t limited to:

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

Event Bonuses

During the Halloween 2023 Part I event, the following bonuses will be in effect:

  • Additional Candy for catching Pokémon with Nice, Great, and Excellent Throws.
  • Additional Candy XL for catching Pokémon with Nice, Great, and Excellent Throws.
  • Double (2x) Candy for hatching Pokémon.
  • Additional Candy XL for hatching Eggs (for Trainers level 31 and higher).

Halloween 2023 Part I Shop Items

Paid Timed Research

An event-exclusive Timed Research will be available for 5 USD (or the equivalent pricing tier in players’ local currency). Players can buy a Timed Research ticket for themselves or gift tickets to players that they have a Great Friends or higher Friendship level with.

The Timed Research rewards include encounters with Ghost-type and Dark-type Pokémon, including Phantump and Alolan Meowth. There will also be an animated “Ghost” avatar pose reward.

This Timed Research expires on Tuesday, October 31 at 8:00 p.m. local time. Players must complete the research and claim their rewards before this time. Unclaimed rewards will be lost.

Ticket of Treats Paid Timed Research

The Ticket of Treats Paid Timed Research has been available since the start of October. As part of this multi-part Timed Research, new research tasks will be added during the Halloween 2023 Part I event. Rewards include two Incubators, encounters with Phantump, and more. This Timed Research also expires on Tuesday, October 21 at 8:00 p.m. local time, so all rewards must be claimed before this time.

Halloween-Themed Avatar Items

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

A collection of Ghost Pokémon-themed avatar items will be available in the in-game shop starting with the Halloween 2023 Part I event. The avatar items include:

  • Yamask Mask
  • Cofagrigus Costume
  • Cofagrigus Head
  • Phantump Head
  • Greavard Wig
Official image of the Greavard Wig avatar item in Pokémon GO.
Image via Niantic

Players with Amazon Prime can claim Timed Research that includes, among other rewards, the Greavard Wig avatar item. The Timed Research can be claimed starting from October 16 at 10:00 a.m. PDT (1:00 p.m. EDT), making the wig essentially an “early access” item for Amazon Prime members. The Timed Research must be claimed by November 17 at 9:59 a.m. PST (12:59 p.m. EST) and completed before December 25 at 8:00 p.m. PST (11 p.m. EST) in order to receive all the of research rewards.

Halloween-Themed Stickers

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

Six spooky stickers will be available during the Halloween 2023 Part I event. There are a few ways for players to obtain these stickers, including:

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

Event Bundles

There will be three different Halloween Bundles in the in-game shop during 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

During the Halloween 2023 Part I event, there will be PokéStop Showcases where you can enter:

  • Shuppet,
  • Banette,
  • or Greavard.

Lavender Town Music Remix

Keep an ear out for a remix of the Lavender Town music in Pokémon GO at night. You can catch a sneak peek of the tune on the Pokémon GO official YouTube channel.

Halloween Decorations

During both halves of the Halloween event, PokéStops and Gyms will be specially decorated.

And these are all the details about the first part of Pokémon GO’s 2023 Halloween event. Before the Halloween festivities begin, be sure to finish up all there is to do in the Pokémon GO Harvest Festival event.

About the 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.