Pokémon Go: Therian Forme Thundurus counters, weakness and how to beat Pokémon The Pokémon Go Charge Up event has begun with a bunch of tasks and rewards for trainers to complete and attain. While these tasks and rewards should keep you busy, trainers shouldn’t forget about the debut of Therian Forme Thundurus in Raids. Here you’ll find a guide for how to beat Therian Forme Thundurus in Pokémon Go by knowing its weakness and using suitable counters. As for what else trainers can anticipate during the month of March, there is a Spotlight Hour for Voltorb scheduled on the 16th. There will also be Surskit and Slugma Spotlight Hours to close out the month, as well as a Weather Week starting on the 24th.