Event Pokémon

This list includes every Event Pokémon which are specifically made for events with attributes closely related to the event theme. Both regular and shiny are obtainable only during certain events.
For a list of Pokémon forms that are recorded on the Pokédex, see List of Pokémon forms by release date.

Some event Pokémon are called costumed Pokémon and:

They are not recorded in Pokédex.
They can be seen in the bag by using costume filter.

If not specified, the base form of event Pokémon can be found in wild.

Pikachu family

Costume	Sprites	Event details
Festive		Available during: Holiday 2016: December 25^th, 2016 to January 3^rd, 2017 Holiday 2017: December 21^st, 2017 to January 4^th, 2018 Holiday 2018: December 18^th, 2018 to January 2^nd, 2019 Pokémon GO Fest 2019: August 6^th, 2019^[1] Festive Pichu was available since the second event. Shiny variant of whole family was available since the third event. Present was exclusive to Pikachu obtained during the second event.^[2]
Party hat		Available during: Pokémon Day 2017: February 26^th to March 6^th, 2017 Pokémon Day 2018: February 26^th to February 28^th, 2018 3rd Anniversary: GO Snapshot Pikachu and Egg Pichu during June 28^th to July 6^th, 2019 Pokémon GO Fest 2019: August 7^th, 2019^[3] Hatchathon 2020: January 2^nd to January 16^th, 2020 Party hat Pichu was available since the second event. Shiny variant of whole family was available since the second event. Present was exclusive to Pikachu obtained during the second event.
Ash hat		Available during: 1st Anniversary: June 6^th to June 27^th, 2017 GO Snapshot Pikachu during April 1^st to April 2^nd, 2019 Pokémon GO Fest 2019: August 8^th, 2019^[4] Shiny variants of Pikachu and Raichu were available since GO Snapshot. Shiny variant of Pichu was available since GO Fest 2019.^[5]
Witch hat		Available during: Halloween 2017: October 20^th to November 2^nd, 2017 Halloween 2018: October 23^rd to November 1^st, 2018 Pokémon GO Fest 2019: August 9^th, 2019^[6] Shiny variant of whole family was available since the second event.
Summer		Available during: 2nd Anniversary: July 5^th to July 31^st, 2018 Pokémon GO Fest 2019: August 10^th, 2019^[7] Shiny variant of whole family was available since GO Fest 2019.^[8]^[9]
Fragment hat		Available during October 6^th to October 7^th, 2018 Designed by Japanese streetwear designer Hiroshi Fujiwara. Sprite of Fragment hat Pichu does not exist. Shiny variant of whole family was available.
Flower crown		Available during: Pokémon Day 2019: February 26^th to February 28^th, 2019 Pokémon GO Fest 2019: August 11^th, 2019^[10] Sprite of flower crown Pichu does not exist. Shiny variant of whole family was available.
Detective		Available during: Detective Pikachu Celebration: May 7^th to May 17^th, 2019 (also in GO Snapshot) Pokémon GO Fest 2019: August 12^th, 2019^[11] Shiny variant of whole family was not been released yet. Sprite of Detective Pichu does not exist.
Straw Hat		Available during: Straw Hat Pikachu: July 22^nd to July 29^th, 2019 This Pikachu cannot evolve. Shiny variant was available. Sprites of Straw Hat Pichu and Raichu do not exist.
Mimikyu		Available during: Halloween 2019: October 17^th to November 1^st, 2019 This Pikachu cannot evolve. Shiny variant was available. Sprites of Mimikyu Pichu and Raichu do not exist.
Winter		Available during: Holiday 2019: December 24^th to January 1^st, 2019. Shiny variant was available.
Red party hat		Available during: Pokémon Day 2020: February 25^th to March 2^nd, 2020 This Pikachu cannot evolve. Shiny variant was available. Sprites of red party hat Pichu and Raichu do not exist.
Clone		Available during: Pokémon Day 2020: GO Snapshot during February 25^th to March 2^nd, 2020 This Pikachu cannot evolve. Shiny variant was not available. Sprites of Clone Pichu and Raichu do not exist.

Other Pokémon families

Pokémon family	Sprites	Event details
Delibird		Available during: Holiday 2017: December 21^st, 2017 to January 4^th, 2018 Holiday 2018: December 18^th, 2018 to January 2^nd, 2019 Holiday 2019: December 24^th, 2019 to January 1^st, 2020 Shiny variant was released on the 2018 event.
Sunglasses Squirtle		Available during the seventh Community Day on July 8^th, 2018 Encounter only by completing research task: Catch 5 Squirtle. Shiny variant of whole family was available.
Heart pattern Spinda		Available during: Valentine's Day 2019: February 13^th to February 21^st, 2019 Encounter only by completing research task: Make 5 Great Curveball throws in a row. Shiny variant was not released yet. After event, recorded in Pokédex as Pattern #9 form.
Flower crown Eevee		Available during: Pokémon Day 2019: February 26^th to February 28^th, 2019 Research Breakthrough: September to October, 2019 Leafeon and Glaceon were released on May 17^th, 2019 Shiny variant of whole family was available.
Shedinja-costumed Bulbasaur		Available during: Halloween 2019: October 17^th to November 1^st, 2019 Raid-exclusive. This Bulbasaur cannot evolve. Shiny variant was available.
Cubone-costumed Charmander		Available during: Halloween 2019: October 17^th to November 1^st, 2019 Raid-exclusive. This Charmander cannot evolve. Shiny variant was available.
Yamask-costumed Squirtle		Available during: Halloween 2019: October 17^th to November 1^st, 2019 Raid-exclusive. This Squirtle cannot evolve. Shiny variant was available.
Yamask		Available during: Halloween 2019: October 17^th to November 1^st, 2019 Shiny variant was available.
Holiday Stantler		Available during: Holiday 2019: December 24^th, 2019 to January 1^st, 2020 Shiny variant was available.
Party Raticate		Available during: Hatchathon 2020: January 2^nd to January 16^th, 2020 Minccino Limited Research: February 2^nd, 2020 Raid-exclusive. Shiny variant was available.
Party Wobbuffet		Available during: Hatchathon 2020: January 2^nd to January 16^th, 2020 Raid-exclusive. Shiny variant was available.
Party Wurmple		Available during: Hatchathon 2020: January 2^nd to January 16^th, 2020 Egg-exclusive. This Wurmple cannot evolve. Shiny variant was available.
Red party hat Eevee		Available during: Pokémon Day 2020: February 25^th to March 2^nd, 2020 This Eevee cannot evolve. Shiny variant was available.
Red party hat Bulbasaur		Available during: Pokémon Day 2020: February 25^th to March 2^nd, 2020 Egg and Raid-exclusive. This Bulbasaur cannot evolve. Shiny variant was available.
Red party hat Charmander		Available during: Pokémon Day 2020: February 25^th to March 2^nd, 2020 Egg and Raid-exclusive. This Charmander cannot evolve. Shiny variant was available.
Red party hat Squirtle		Available during: Pokémon Day 2020: February 25^th to March 2^nd, 2020 Egg and Raid-exclusive. This Squirtle cannot evolve. Shiny variant was available.
Clone Venusaur		Available during: Pokémon Day 2020: February 25^th to March 2^nd, 2020 Raid-exclusive. Shiny variant was not available. Knew Frenzy Plant
Clone Charizard		Available during: Pokémon Day 2020: February 25^th to March 2^nd, 2020 Raid-exclusive. Shiny variant was not available. Knew Blast Burn
Clone Blastoise		Available during: Pokémon Day 2020: February 25^th to March 2^nd, 2020 Raid-exclusive. Shiny variant was not available. Knew Hydro Cannon
Red party hat Nidorino		Available during: Special Raid Challenge: March 1^st, 2020 Raid-exclusive. This Nidorino cannot evolve. Shiny variant was available.
Red party hat Gengar		Available during: Special Raid Challenge: March 1^st, 2020 Raid-exclusive. Shiny variant was available. Knew Lick and Psychic

References

↑ The first Pikachu we get is Santachu!. /r/TheSilphRoad. Retrieved on 2019-08-08.
↑ Pikachu doesn't know Present. /r/TheSilphRoad. Retrieved on 2018-12-19.
↑ Party Hat Pikachu Live. /r/TheSilphRoad. Retrieved on 2019-08-08.
↑ Pikachu Ash Hat LIVE!. /r/TheSilphRoad. Retrieved on 2019-08-08.
↑ Shiny Ash Hat Pichu is Available!. /r/TheSilphRoad. Retrieved on 2019-08-08.
↑ Witch Hat Pikachu Live!. /r/TheSilphRoad. Retrieved on 2019-08-09
↑ Summer hat for today!. /r/TheSilphRoad. Retrieved on 2019-08-10
↑ Summer Hat Can Be Shiny!. /r/TheSilphRoad. Retrieved on 2019-08-10.
↑ Summer hat and sunglasses Pichu can be shiny. /r/TheSilphRoad. Retrieved on 2019-08-10.
↑ Floral crown. /r/TheSilphRoad. Retrieved on 2019-08-11
↑ Detective Pikachu live!. /r/TheSilphRoad. Retrieved on 2019-08-12

[1] The first Pikachu we get is Santachu!. /r/TheSilphRoad. Retrieved on 2019-08-08.

[2] Pikachu doesn't know Present. /r/TheSilphRoad. Retrieved on 2018-12-19.

[3] Party Hat Pikachu Live. /r/TheSilphRoad. Retrieved on 2019-08-08.

[4] Pikachu Ash Hat LIVE!. /r/TheSilphRoad. Retrieved on 2019-08-08.

[5] Shiny Ash Hat Pichu is Available!. /r/TheSilphRoad. Retrieved on 2019-08-08.

[6] Witch Hat Pikachu Live!. /r/TheSilphRoad. Retrieved on 2019-08-09

[7] Summer hat for today!. /r/TheSilphRoad. Retrieved on 2019-08-10

[8] Summer Hat Can Be Shiny!. /r/TheSilphRoad. Retrieved on 2019-08-10.

[9] Summer hat and sunglasses Pichu can be shiny. /r/TheSilphRoad. Retrieved on 2019-08-10.

[10] Floral crown. /r/TheSilphRoad. Retrieved on 2019-08-11

[11] Detective Pikachu live!. /r/TheSilphRoad. Retrieved on 2019-08-12

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Event Pokémon

Pikachu family

Other Pokémon families

References

Fan Feed