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Yamask is a Ghost-type Pokémon from the Unova region. It evolves into Cofagrigus when fed 50 candies. It has a Galarian form that is Ground, Ghost-type which evolves into Runerigus when fed 50 candies after winning 10 raids as a Buddy Pokémon.

Pokédex description[]

Spirit Pokémon
Standard Pokédex description
Each of them carries a mask that used to be its face when it was human. Sometimes they look at it and cry.
- Yamask's cry
Galarian Yamask Pokédex description
A clay slab with cursed engravings took possession of a Yamask. The slab is said to be absorbing the Yamask's dark power.
- Galarian Yamask's cry

Possible attacks[]

Fast attacks[]

Icon Ghost
8 (7)
Icon Psychic
12 (11)

Charged attacks[]

Icon Dark
80 (27)
Icon Ghost
50 (22)
Icon Ghost
100 (33)

Fast attacks[]

Icon Ghost
8 (7)

Charged attacks[]

Icon Ghost
60 (23)
Icon Rock
70 (22)
Icon Ground
60 (15)

Evolution family[]

Yamask is part of a two-member family.

280.
Yamask
#0562 Yamask
50  Yamask candyArrow Dark
Cofagrigus
#0563 Cofagrigus
Yamask
#0562 Galarian Yamask
50  Yamask candy
Buddy Indicator icon Ic Raid
Arrow Dark
Runerigus
#0867 Runerigus

280.
Yamask
#0562 Yamask
50  Yamask candyArrow Dark
Cofagrigus
#0563 Cofagrigus
Yamask
#0562 Galarian Yamask
50  Yamask candy
Buddy Indicator icon Ic Raid
Arrow Dark
Runerigus
#0867 Runerigus

Availability[]

Yamask[]

Method Maximum CP Details
RT-Icon Encounter
Wild
841
912

(weather boosted)
Not in wild normally

Increased spawns in:
Día de Muertos 2023: Nov 1 - 2
Halloween 2023: Oct 26 - 31
Pokémon Spotlight Hour: 2023 Oct 31
Día de Muertos 2022: Nov 1 - 2
Halloween 2022: Oct 20 - Nov 1
Día de Muertos 2021: Nov 1 - 2
Halloween 2021: Oct 15 - 31
Halloween 2020: Oct 23 - Nov 3
Halloween 2019: Oct 17 - Nov 1

Pokémon Eggs
Eggs
561

Increased chance/Previously in:
7-km - Halloween 2022: Oct 20 - Nov 1
5-km - Halloween 2020: Oct 23 - Nov 3
5-km - Halloween 2019: Oct 17 - Nov 1

Emblem Raid
Raid Battles
561
701

(weather boosted)
Tier 1 CP 3,365

Visit List of Raid Bosses changes for complete appearance

RT-Icon Special-Stamp-1
Research tasks
420 Field Research:
Take snapshots of 3 different wild Ghost-type Pokémon: Adventures Abound
Catch 10 Ghost-type Pokémon: Halloween 2022
Win 1 raid: Halloween 2021
Win 2 raids: Halloween 2020
Hatch an Egg: 2020 Oct
Defeat a Team GO Rocket Grunt: Halloween 2019
Special Research/Timed Research:
Eerie Echoes Timed Research - 4th part: Make 10 Curveball Throws
Spiritomb Limited Research - 1st part: Earn 1,080 XP
Mysterious Masks (3 encounters)
Halloween Timed Research - 4th part: Hatch an Egg
Yamask Timed Research (8 encounters)
What Lies beneath the Mask? - Completing 1st part
Halloween Cup Research: Battle in the GO Battle League 5 times
A Spooky Message Unmasked - Completing 1st part
A Spooky Message 2019 - 2nd part: Catch 10 Dark-type Pokémon
Research Breakthrough:
2021 Oct
Camera
GO Snapshot
841 Obtainable during:
Halloween 2020: Oct 23 - Nov 3 (up to 3 per day)

Galarian Yamask[]

Method Maximum CP Details
Pokémon Eggs
Eggs
561

Increased chance/Previously in:
7-km - Halloween 2023: Oct 19 - 26
7-km - Halloween 2022: Oct 20 - Nov 1
7-km - Halloween 2021: Oct 15 - 31

Emblem Raid
Raid Battles
561
701

(weather boosted)
Tier 1 CP 3,365

Visit List of Raid Bosses changes for complete appearance

RT-Icon Special-Stamp-1
Research tasks
420 Field Research:
Walk 1 km: Halloween 2023
Catch 25 Ghost-type Pokémon: Halloween 2022
Catch 25 Ghost-type Pokémon;
Win 1 raid: Halloween 2021
Special Research/Timed Research:
Showdown in the Shadows - Completing 2nd part
Mysterious Masks (4 encounters)
Halloween Timed Research - 4th part: Catch 15 Ghost-type Pokémon
Yamask Timed Research (8 encounters)
What Lies beneath the Mask? - Completing 2nd & 3rd part
Halloween Cup Research: Win 7 Trainer Battles in the GO Battle League
A Spooky Message Unmasked - Completing 3rd part


Gallery[]

Photobombs[]

Avatar Items[]

Trivia[]

  • Yamask is a Halloween exclusive Pokémon, which means it is not obtainable outside the events. This was first confirmed from Niantic's Reddit account.[1]
  • Yamask is a tier 1 Raid Boss most recently. However, it used to be a tier 2 before.

References[]

External links[]

  • Yamask page, on the official Pokédex website
  • Yamask article, on Bulbapedia
  • Yamask article, on the Pokémon Wiki
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