Hoenn Celebration Event

Hoenn Celebration Event was the third Hoenn Celebration event in Pokémon GO focusing on the Hoenn Region. It was a part of Season of Celebration.

Pokémon Spotlight Hour featuring Shroomish was available during this event.

Featured Pokémon
These Pokémon had increased spawn rates in the wild and from Incense or Lure Modules:

These Pokémon would hatch from 5-km Pokémon Eggs obtained during the event:

These Raid Bosses were available during the event:

Exclusive move
In order to obtain Meteor Mash and Hurricane, Trainers had to evolve Metang into Metagross and catch Rayquaza during the event. Trainers cannot use TMs to obtain the attacks.

Field Research event tasks
These Field Research tasks were available during the event:

Timed Research
Hoenn Celebration Research Timed Research was available during the event:

Collection Challenge
To complete the Collection Challenge, Trainer must obtain these Pokémon during the event:

Shop special offer
A one-time purchase bundle of Remote Raid Pass was available.

Trivia

 * The official blog made an announcement of shiny Aron, which is typically done for new-released Shiny Pokémon. However, shiny Aron had already been available together with its release in January 2018.
 * During the Pokémon Spotlight Hour of this event, Trainers in the time zones GMT +11 to +14 did not receive Meteor Mash and Hurricane for Metagross and Rayquaza respectively. Niantic had acknowledged this glitch and gave Elite Charged TM to affected Trainers.