Pokémon GO’s 2020 Halloween Event is making a return! 🎃  From October 23 – November 3, players will be able to catch a Galarian Yamask, shiny Spiritomb, costumed Gengar and Sableye, participate in Ghost-themed festivities and collect Gengar Mega Energy.

This year’s Halloween event features three mini events throughout the course of the overarching Ghost theme. Let’s get ready for some spooky shenanigans! 👻

This guide contains information from TheSilphRoad subreddit.


Infographics

Event duration and bonuses

Event starts Event ends
Friday, October 23, 2020, at 6:00 p.m. PDT (GMT −7) Tuesday, November 3, 2020, at 6:00 p.m. PST (GMT −8)

Bonuses

  • 2x Catch Candy
  • 2x Transfer Candy
  • Release of shiny Spiritomb
  • Release of Galarian Yamask
  • Costumed Gengar and Sableye
  • New avatar items
  • Misdreavus and Yamask Photobombs
  • Lavender Town Music
  • “New” boxes (Contents are the same)

Halloween 2020 Event Features

Throughout the entire event, Ghost-type Pokémon will be appearing more often in the wild, will be featured in raids, and will be hatching more frequently from Eggs.

Boosted spawns

Halloween 2020 Boosted Spawns
Pokemon GO Grimer (Alola)Grimer (Alola) Pokemon GO ChimechoChimecho Pokemon GO DrifloonDrifloon
Pokemon GO DuskullDuskull Pokemon GO GolettGolett Pokemon GO LitwickLitwick
Pokemon GO PikachuPikachu Pokemon GO MisdreavusMisdreavus Pokemon GO ShuppetShuppet
Pokemon GO SableyeSableye Pokemon GO SableyeSableye Pokemon GO YamaskYamask

Halloween 2020 Raid Bosses

Various raid bosses during the Halloween event are wearing costumes. Be on the lookout for thos!

Halloween 2020 Raid Bosses
Tier 1
Pokemon GO CharmanderCharmander Pokemon GO SquirtleSquirtle Pokemon GO BulbasaurBulbasaur
Pokemon GO ShedinjaShedinja Pokemon GO MawileMawile Pokemon GO LitwickLitwick
Pokemon GO MisdreavusMisdreavus
Tier 3
Pokemon GO RaichuRaichu Pokemon GO BanetteBanette Pokemon GO AbsolAbsol
Pokemon GO GengarGengar Pokemon GO Marowak (Alola)Marowak (Alola)
Tier 5
Pokemon GO DarkraiDarkrai
Mega Tier
Pokemon GO Blastoise (Mega)Blastoise (Mega) Pokemon GO Charizard (Mega Y)Charizard (Mega Y) Pokemon GO Charizard (Mega X)Charizard (Mega X)
Pokemon GO Pidgeot (Mega)Pidgeot (Mega) Pokemon GO Houndoom (Mega)Houndoom (Mega) Pokemon GO Gengar (Mega)Gengar (Mega)

Galarian Yamask

Pokemon GO Yamask (Galarian)Yamask (Galarian)

Galarian Yamask will appear in Pokémon GO for the first time! Complete the new Halloween 2020 Special Research, A Spooky Message Unmasked, to help Professor Willow uncover the mysteries surrounding this Pokémon.

You can find the entire quest chain here: A Spooky Message Unmasked Special Research Tasks and Rewards


Mega Gengar Timed Research

Pokemon GO Gengar (Mega)Gengar (Mega)

This is only available to trainers who completed the Mega Buddy Challenge.

Stage 1

  • Transfer 13 Pokemon: 10 Pokeballs
  • Catch 13 Ghost-type Pokémon: Gastly (s)
  • Catch 13 Dark-type Pokémon: Houndour (s)

Group reward: 50 Mega Gengar Energy, 5 Gastly candy, 500 Stardust

Stage 2

  • Make 9 nice throws in a row: Gastly (s)
  • Evolve 4 Pokémon: Haunter
  • Catch 94 Pokémon: Gastly (s)

Group rewards: 50 Mega Gengar energy, 5 Gastly candy, 1000 Stardust

Stage 3

  • Claim reward: 20 Mega Gengar Energy
  • Claim reward: 20 Mega Gengar Energy
  • Claim reward: 20 Mega Gengar Energy

Group rewards: 100 Mega Gengar Energy, 10 Gengar candy, 1500 Stardust


Shiny Spiritomb

Pokemon GO SpiritombSpiritomb

Spiritomb can be encountered by completing certain Field Research tasks and by completing the new Halloween 2020 Special Research story, A Spooky Message Unmasked. If you’re lucky, you may encounter a Shiny one!


Costumed Gengar and Sableye

This year, Gengar and Sableye will be wearing costumes! Face off with costumed Gengar in raids and keep an eye out for costumed Sableye in the wild—it may even hatch from an Egg!


Darkrai in five-star raids

Pokemon GO DarkraiDarkrai

Darkrai will be featured in five-star raids. It’s the perfect opportunity to get one of the best Dark type attackers in Pokémon GO.


New cosmetics, boxes and surprises

  • New avatar items will be available in the Style Shop:
    • Pikachu Mask
    • Gengar Onesie
    • Sableye Goggles
    • Sableye Mask
    • Banette Mask
  • You can also try out the new Spooky Pose!
  • Keep those eyes peeled for the Creepy Crate, Boo Bundle, and Pumpkin Pack boxes in the shop!
  • Take a snapshot for some spooky surprises!

Mini-events during the main Halloween event

Alolan Marowak Raid Day

Pokemon GO Marowak (Alola)Marowak (Alola)

On Saturday, October 31, 2020, from 11:00 a.m. to 5:00 p.m. local time, Alolan Marowak will be appearing more often in raids. Alolan Marowak will know an exclusive move: Shadow Bone!

Catch Mastery: Ghost

On Sunday, October 25, 2020, from 8:00 a.m. to 10:00 p.m. local time, Ghost-type Pokémon will be appearing more often in the wild and there will be event-exclusive Timed Research available to complete. More details: Catch Mastery Event 2020: Ghost types.

GO Battle League: Halloween Cup

From Monday, October 26, 2020, at 1:00 p.m. PDT (GMT −7) to Tuesday, November 3, 2020, at 1:00 p.m. PST (GMT −8), the Halloween Cup will be live in the GO Battle League.

In this format, only Poison-, Bug-, Ghost-, Dark-, and Fairy-type Pokémon with 1500 CP or less will be allowed to participate. You can also earn encounters with costumed Bulbasaur, Charmander, and Squirtle!!