Pokémon Pokopia will unlock underwater gameplay next week as part of a free update, alongside the launch of the game's first expansion. 🫧🤿 The #PokemonPokopia Expansion Pass paid DLC Part 1: Bubbly Basin releases August 5, 2026. pic.twitter.com/iJPgzteM0P — Pokémon (@Pokemon) July 29, 2026All of this ties into the arrival of Pokopia's first paid expansion, Bubbly Basin, which will also become accessible on August 5 to anyone with the $34.99 Pokémon Pokopia expansion pass. Other Bubbly Basin Pokémon spotted in today's trailer include Buizel, Lumineon, Stunfisk, Frillish, Carvanha, Sharpedo, Lantern, Totodile, Primarina, Golispod, and Dhelmise. Pokémon Pokopia Update and Expansion Pass DLC Nintendo Direct 2026 - Screenshots View 13 ImagesAs you might expect, the expansion adds fresh items and furniture to collect, plus a Sharpedo submarine base. You can purchase the Pokémon Pokopia expansion pass now ahead of Bubbly Basin's launch next week.