She accidentally traded it for her Lickitung with a boy named Benny in episode Tricks of the Trade. It almost always leaves his Poké Ball like Misty's Psyduck, May's Skitty, Brock's Croagunk, Ash's Oshawott, and Clemont's Chespin. It is sometimes used to defend against attack, but it usually fails. While Jessie was traveling through the Unova Region she left Wobbuffet at HQ but upon returning received him back.
Wobbuffet ♂
Pokémon
Information
Jessie caught Pumpkaboo after she tripped over it's horns when it appeared on the ground, she threw her Pokéball at it and immediately catching it. She used for a showcase in Coumarine City but lost. She has used it on several occasions to capture Pikachu and other Pokémon. Sometime later during a costume festival, Jessie traded her Pumpkaboo in exchange for Count Pumpka's Mawile in hopes for Mega-Evolving it. However, when she saw the results of her Pumpkaboo evolving into Gourgeist during her trade, she changed her mind and traded it back.
Pumpkaboo → Gourgeist ♀
At Team Rocket HQ[]
Pokémon
Information
Jessie caught Seviper after beating him for "eating" Jessie's hair, which enraged Seviper as well as Jessie. It has been used in many contests but never won. It is also the main Pokémon Jessie uses for battles in Sinnoh and Hoenn.
Seviper
Pokémon
Information
Jessie captured Yanmega as a Yanma after another trainer weaken it first. Yanma evolved soon after being caught while in a battle against Ash and his friends in The Thief That Keeps on Thieving!. Jessie used Yanmega in many battles and contests. In the episode Where No Togepi Has Gone Before!, she is the only Pokémon present not effected by the evil female Togepi's Attract(due to Attract not effecting Pokémon of the same gender) and Jessie reveals she was unaware Yanmega was female until Brock pointed it out.
Yanma → Yanmega ♀
Pokémon
Information
In the Unova Region, Jessie was revealed to have gotten it from a cave swarming within a group. It was later used against Ash's Pidove and won.
Woobat ♂
Pokémon
Information
Jessie caught a female Frillish while going back to Unova.
Frillish ♀
Released[]
Pokémon
Information
Jessie captured a Shellder, who needed to get Professor Westwood V's Slowpoke to evolve into a Slowbro. Though Shellder managed to evolve Slowpoke, the new Slowbro defeated Team Rocket.
Shellder
Pokémon
Information
This Ekans was a birthday gift and was her most beloved Pokémon. It accompanied Jessie from the beginning. Eventually it evolves into an Arbok because Jessie wished desperately for it to. It is released to protect a group of Ekans in A Poached Ego. It knew Poison Sting, Headbutt, Wrap and Dig.
Ekans → Arbok ♂
Pokémon
Information
Jessie bought a Magikarp (thinking it was a Feebas) from the Magikarp salesman (the same salesman that has deceived James many times). It was later released in the same episode.
Magikarp
Pokémon
Information
Jessie captured Dustox as a Wurmple under the belief that it would evolve into a Beautifly. She captured Wurmple at the same time as May caught her's. After a battle against May, it evolved into a Cascoon, not a Silcoon. It later evolved and became one of Jessie's most cherished Pokémon. Jessie later released her to go with a shiny Dustox to make a family and be happy.
Wurmple → Cascoon → Dustox ♀
Traded[]
Pokémon
Information
Jessie captured Lickitung in Princess Vs. Princess, in the same episode Jessie used it in the Princess Festival and was defeated by Misty's Psyduck. After accidentally exchanging it for Wobbuffet, it was never seen again.
Lickitung ♂
Pokémon
Information
During the costume festival, a man named Count Pumpka offered Jessie a trade for her Pumpkaboo in exchange for his Mawile. Jessie accepted the offer, hoping that she would Mega-Evolve it. However, after Jessie saw her traded Pumpkaboo evolving into Gourgeist, she traded it back.
