Jack Walker
Jack Walker (Japanese: ジャック・ウォーカー), or Jackie, (Japanese: ジャッキー), is a protagonist in the movie Pokémon Ranger and the Temple of the Sea. Jack joins Ash Ketchum and friends in the middle of a top-secret mission that sees him delivering a Pokémon egg to the water temple Akūsha. This egg, which belongs to the Prince of the Sea, Manaphy, is said to unlock the secrets of the water temple's treasure.
In the anime
In AG172, Spurt!, the opening theme to the Pokémon television series, was updated to include Walker and fellow ranger Solana. This was the first time that a human movie character appeared in the anime arc.
In the movie
Jack Walker is an atheletic young man who decided to become a Pokémon Ranger after being saved from a blizzard by a flock of Altaria,Swablu And {{| Furret}}. As such, he takes his duties seriously.
In the manga
Before Jack became a Pokémon ranger, he was a member of the pirate Phantom's crew, and learned of his captain's plan to capture the legendary Pokémon Kyogre. Learning that Manaphy was the way of obtaining Kyogre, Jack stole Manaphy's egg and escaped from the ship, using a Mantine to escape.
Pokémon
On hand
Pokémon controlled via the Capture Styler
Trivia
Most Pokémon Rangers are portrayed as having a "Partner Pokémon" who is with them at all times. Jack Walker is the only Ranger ever shown without one, although it is implied that Phantom's Chatot may have remained with him after Jack befriended it during the flooding of the temple.