From Bulbapedia, the community-driven Pokémon encyclopedia.
Sneak and Snatch (Japanese: ヘイ!ウソッキー Hey! Usokkie) is the name of a Pokémon-based e-Reader application. It is a minigame featuring Sudowoodo. Five cards are required for the Sneak and Snatch application: Sudowoodo, Weepinbell, Bellsprout, Pinsir and Scyther.
In Sneak and Snatch, the player takes on the role of a Sudowoodo. The objective of the game is to sneak up behind a Totodile and steal its fruit. The game is over if Totodile sees Sudowoodo and uses Water Gun on it.