: As of April 8, 2024, official online play and communication services for the Nintendo 3DS family have ended. Pokémon in your version?

Update 1.4 facilitated the eventual release and proper functioning of the Mythical Pokémon in the game, coinciding with the debut of Pokémon the Movie: Hoopa and the Clash of Ages Anti-Cheat Measures:

: While not "activated" by the patch, data miners discovered references to the mythical Pokémon

Here’s a solid write-up on — including why it was significant, what it actually did, and why players still talk about it.

: According to reports from sites like Nintendo Everything , the patch fixed a specific disconnect issue in "Random Matchup" that had previously caused the game to display original Pokémon names instead of customized nicknames.