List of Event Pokémon by release date

December, 2016
Festive Pikachu was released at the start of Holiday 2016. Regular (2) =

February, 2017
Party hat Pikachu was released at the start of Pokémon Day 2017. Regular (2) =

June, 2017
Ash hat Pikachu was released at the start of the 1st Anniversary. Regular (3) =

October, 2017
Witch hat Pikachu was released at the start of Halloween 2017. Regular (3) =

December, 2017
Festive Pichu was released at the start of Holiday 2017. Regular (1) =

February, 2018
Party hat Pichu, including its shiny form, was released at the start of Pokémon Day 2018. Regular (1) =

Shiny (3) =

July, 2018
Summer Pikachu was released at the start of the 2nd Anniversary. Regular (3) =

July, 2018
Squirtle with sunglasses was released at the start of the seventh Community Day. Regular (3) =

Shiny (3) =

October, 2018
Fragment hat Pikachu was released at the start of Fragment Hat Pikachu. Regular (2) =

Shiny (2) =

October, 2018
Shiny witch hat Pikachu was released at the start of Halloween 2018. Shiny (3) =

December, 2018
Shiny festive Pikachu was released at the start of Holiday 2018. Shiny (3) =

February, 2019
Flower crown Pikachu and Eevee were released at the start of Pokémon Day 2019. Regular (8) =

Shiny (8) =

April, 2019
Shiny Ash hat Pikachu was released at the start of April Fools 2019. Shiny (2) =

May, 2019
Detective Pikachu was released at the start of Detective Pikachu Celebration. Regular (2) =

May, 2019
Leafeon and Glaceon were released along with new Lure Modules as an evolution method, making the flower crown forms obtainable through evolution. Regular (2) =

Shiny (2) =

July, 2019
Armored Mewtwo was released in raids. Regular (1) =

July, 2019
Straw hat Pikachu was released at the start of Straw Hat Pikachu. Regular (1) =

Shiny (1) =

August, 2019
Shiny Ash hat Pichu was released on the third day of Pokémon GO Fest 2019 Yokohama. Shiny (1) =

August, 2019
Shiny summer Pikachu was released on the fifth day of Pokémon GO Fest 2019 Yokohama. Shiny (3) =

October, 2019
Shedinja-costumed Bulbasaur, Cubone-costumed Charmander, Yamask-costumed Squirtle, and Mimikyu-costumed Pikachu were released at the start of Halloween 2019. Regular (4) =

Shiny (4) =

December, 2019
Winter Pikachu and holiday Stantler were released at the start of Holiday 2019. Regular (4) =

Shiny (4) =

January, 2020
Party Raticate, Wobbuffet, and Wurmple were released at the start of Hatchathon 2020. Regular (3) =

Shiny (3) =

February, 2020
Red party hat Bulbasaur, Charmander, Squirtle, Pikachu, and Eevee, and clone Venusaur, Charizard, Blastoise, and Pikachu were released at the start of Pokémon Day 2020. Regular (9) =

Shiny (5) =

March, 2020
Red party hat Nidorino and Gengar were released at the start of Special Raid Challenge. Regular (2) =

Shiny (2) =

March, 2020
Pikachu Libre was released at the start of GO Battle League Season 1. Regular (1) =

March, 2020
Safari hat Pikachu was released at the start of Safari Zone St. Louis. Regular (1) =

Shiny (1) =

April, 2020
Spring Pikachu and flower crown Pichu, Togepi, and Buneary were released at the start of the Spring Event. Regular (4) =

Shiny (4) =

May, 2020
Charizard hat Pikachu was released at the start of Throwback Challenge 2020: Kanto. Regular (1) =

Shiny (1) =

May, 2020
Umbreon hat Pikachu was released at the start of Throwback Challenge 2020: Johto. Regular (1) =

Shiny (1) =

May, 2020
Rayquaza hat Pikachu was released at the start of Throwback Challenge 2020: Hoenn. Regular (1) =

Shiny (1) =

May, 2020
Lucario hat Pikachu was released at the start of Throwback Challenge 2020: Sinnoh. Regular (1) =

Shiny (1) =

July, 2020
Flying Pikachu was released at the start of the 4th Anniversary. Regular (1) =

Shiny (1) =

July, 2020
Pikachu visor Bulbasaur, Charmander, and Squirtle were released at the start of Pokémon GO Fest 2020. Regular (3) =

Shiny (3) =

October, 2020
Bow Smoochum, top hat Kirlia and Shinx, and baseball cap Croagunk were released at the start of Fashion Week 2020. Regular (4) =

Shiny (3) =

October, 2020
World Cap Pikachu was released at the start of Pokémon Spotlight Hour. Regular (2) =

Shiny (2) =

October, 2020
Mega Banette-costumed Gengar and Litwick-costumed Sableye were released at the start of Halloween 2020. Regular (2) =

Shiny (2) =

November, 2020
Shiny Pikachu Libre was released at the start of GO Battle League Season 6. Shiny (1) =

December, 2020
Explorer Pikachu was released at the start of Secrets of the Jungle Event 2020. Regular (1) =

Shiny (1) =

December, 2020
Holiday Pikachu, Delibird, and Cubchoo were released at the start of Holiday 2020. Regular (3) =

Shiny (3) =

December, 2020
New Year's Pikachu and Slowpoke (but not Slowking) were released at the start of New Year's 2021. Regular (5) =

Shiny (5) =

April, 2021
Flower crown Chansey was released at the start of Spring into Spring 2021. Regular (3) =

Shiny (3) =

May, 2021
Sylveon was released at the start of the second part of Luminous Legends Y, making the flower crown form obtainable through evolution. Regular (1) =

Shiny (1) =

July, 2021
5th anniversary Pikachu was released at the start of the 5th Anniversary. Regular (1) =

Shiny (1) =

July, 2021
Pop Star and Rock Star Pikachu and Meloetta hat Pikachu, Galarian Ponyta, Galarian Zigzagoon, Gardevoir, and Flygon were released at the start of Pokémon GO Fest 2021. Regular (7) =

Shiny (3) =

September, 2021
Bow Butterfree, sunglasses Sneasel, collar Blitzle, and shiny top hat Kirlia were released at the start of Fashion Week 2021. Regular (3) =

Shiny (4) =

October, 2021
Halloween Pikachu, Piplup, and Drifblim were released at the start of Halloween 2021. Regular (3) =

Shiny (3) =

November, 2021
Lucas and Dawn hat Turtwig, Chimchar, and Piplup were released at the start of Pokémon BD & SP Event. Regular (6) =

Shiny (6) =

December, 2021
Holiday Spheal and Glaceon were released at the start of Holiday 2021. Regular (2) =

Shiny (2) =

December, 2021
New Year's Hoothoot and Slowking were released at the start of New Year's 2022. Regular (2) =

Shiny (2) =

March, 2022
Kariyushi shirt Pikachu was released at the start of Pokémon Air Adventures. Regular (1) =

Shiny (1) =

April, 2022
The ability to evolve flower crown Togepi and Buneary was released at the start of Spring into Spring 2022. Regular (2) =

Shiny (2) =

May, 2022
Fly Okinawa Pikachu was released at the start of Pokémon Air Adventures 2022. Regular (1) =

Shiny (1) =

May, 2022
Scarf Lapras was released at the start of Water Festival 2022. Regular (1) =

Shiny (1) =

June, 2022
Shaymin Pikachu was released at the start of Pokémon GO Fest 2022. Regular (1) =

Shiny (1) =

June, 2022
TCG Pikachu was released at the start of the Pokémon TCG Crossover Event. Regular (1) =

Shiny (1) =

Jul, 2022
Cowboy hat Snorlax was released at the start of Pokémon GO Fest 2022 Berlin. Regular (1) =

Shiny (1) =

Jul, 2022
Cake hat Pikachu and the ability to evolve red party hat Charmander were released at the start of the 6th Anniversary. Regular (3) =

Shiny (3) =

August, 2022
Worlds 2022 Pikachu was released at the start of Pokémon World Championships 2022. Regular (1) =

Shiny (1) =

August, 2022
Shaymin scarf Pikachu was released at the start of Pokémon GO Fest 2022 Finale. Regular (1) =

Shiny (1) =

September, 2022
Top hat Diglett, sunglasses Absol, and the ability to evolve baseball cap Croagunk will be released at the start of Fashion Week 2022. Regular (4) =

Shiny (4) =

October, 2022
Fruit shirt and fly green Pikachu will be released at the start of Pokémon GO Safari Zone New Taipei City. Regular (2) =

Shiny (2) =