Every new Nintendo handheld gets a new Pokémon game. That's the way it's been for the past 15 years. The OG Game Boy got Pokémon Red/Blue, the Game Boy Color got Pokémon Silver/Gold, and so forth.
Who's that Pokemon?!
It's Ukulele Pichu, b*tches! He (or she) will be your partner as you play Pokemon Ranger: Guardian Signs, a new action adventure game for the DS. The regular one, in case you were wondering.
As a Pokemon ...