Battle Showdown 2018

Battle Showdown in 2018 was the first Battle Showdown event in Pokémon GO.

Features
Several actions at Gyms would yield bonuses, including a 2× Badge multiplier and even more benefits at a frequently-visited Gyms.

Featured Pokémon
These Shiny Pokémon were released with the start of the event: PS Makuhita (296) PS Hariyama (297) PS Meditite (307) PS Medicham (308)

Selected Fighting-type Pokémon had increased spawn rates in the wild (and from Incense, Lure Module):

The following Raid Bosses were available for a time of this event:

Shop special offer
The following offers were available from the shop from the start of the event until 8:00PM UTC on May, 2018.