Conway's Eevee

Eevee is a Pokémon owned by Conway. It is the third Pokémon he caught in Kanto, and his fourth Pokémon overall.

Pokémon Tales: Ian
In Vs. Cloyster, Conway finds Eevee at the Rocket Game Corner, trapped in a cage. Conway manages to free it and nurse it back to health. After that, it joins him, Conway excited due to Eevee being one of his favorite Pokémon, due to its multiple evolutions.

In Vs. Gyarados, Conway showed Eevee to Bill.