The special event doesn’t appear to be making every version exclusive Pokemon available – it appears that you won’t be able to get the Legendaries – but logging on between March 19 – March 26 will certainly make it possible to fill several gaps in your Pokedex.
Every New and Returning Pokemon Announced for the Sword and Shield Expansion Pass
This is a rare move for Nintendo and The Pokemon Company, as version-exclusive Pokemon typically stay that way in order to encourage players to trade with each other or even buy both versions of the game.
Matt Purslow is IGN’s UK News and Entertainment Writer. You can follow him on Twitter.