The official Japanese Pokémon site and the offical Japanese HeartGold/SoulSivler websites have posted information about the new Champ Path (チャンプのみち) PokéWalker course.
The following is a list of Pokémon that will be available in the course with the list of moves and they are: Gonbe (ゴンベ) with Selfdestruct (じばく), Dumber (ダンバル) with Zen Headbutt (しねんのずつき), Tattu (タッツー) with Muddy Water (だくりゅう), Koiking (コイキング) with Bounce (とびはねる), Dohmirror (ドーミラー) with Trick Room (トリックルーム), & Yomawaru (ヨマワル) with Imprison (ふういん).