The eastern most house on Sevii Isle Two contains a house where you can play two mini-games using the wireless adapter. The mini-games run from two to three players and reaching a certain record on both is required for unlocking a star on your Trainer Card.
Pokémon Jump is a simple skipping rope game where you press A in time to jump over the rope. Only small Pokémon may enter. Requires at least 2 players.
Requirement: Jump 200 times in a row.
Dodrio’s Berry Picking is a simple game which requires you to move left to right catching the falling purple berries and avoiding the green ones. Requires 3 players.
Requirement: Catch 200 berries.