In The Pokémon Ranch, Eevee is one of three Eevees to be on Hayley's Ranch. It was excited to see Rosa. It is one of the two Eevees to be given to Ursula so her family would continue to finance the ranch.
In Vs. Sinnoh Grand Festival, Eevee is used with Eevee in a double performance at the Grand Festival. The two use evolution stones, evolving into Vaporeon and Flareon, respectively.
In Vs. Gabite and Vaporeon, Vaporeon teams up with Gabite in the Grand Festival to battle Dawn's Ambipom and Sealeo. Vaporeon utilizes its Acid Armor to avoid Dawn's attacks and disrupt her combos. After being hit by Sealeo's Encore, it could only use Tackle, and is defeated by a Body Slam.
In Vs. Ampharos, Vaporeon was used in the appeal round of the Whirl Cup Contest. It used its moves to control water to create dazzling gemstones in the water field. Its performance was strong enough to advance Ursula to the next round.