With their help, he defeated Leon and was crowned the number one Pokemon Trainer.

9Leavanny

First Appearance: “Sewaddle and Burgh in Pinwheel Forest!”

In Pinwheel Forest, Ash and Pikachu were ambushed by a Sewaddle who was determined to battle them.

Blended image showing Gible, Mankey, and Glalie from the Pokémon Anime

Custom Image by Federico Napoli

8Noivern

First Appearance: “A Not-So-Flying Start!”

Hawlucha, in particular, became like a big brother and idol to Noibat.

5Gible

First Appearance: “A Meteoric Rise to Excellence!”

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Unfortunately, despite how powerful Gible is, Ash barely uses him in battle until the Sinnoh league.

4Palpitoad

First Appearance: “Facing Fear with Eyes Wide Open!”

Ash then caught the blue toad-like Pokemon.

Ash’s Snivy standing on grass, looking confident

Image via The Pokémon Company

2Naganadel

First Appearance: “The Professors' New Adventure!”

Naganadel was brimming with personalityand offered a chance to further explorethe Pokemon multiverse.

After Team Rocket abused the Mankey, it evolved into Primeape and went on a rampage.

Leavanny stands in an arena while Ash and Pikachu are in the background

Image via The Pokémon Company

NEXT:The 10 Best Pokemon Trainers in the Anime, Ranked

Ash’s Noivern flies through the sky

Image via The Pokémon Company

Ash’s Kingler braces itself for an attack

Image via The Pokémon Company

Ash’s Glalie flying against a multi colored background

Image via The Pokémon Company

Ash’s Gible stands in a forest with his mouth open

Image via The Pokémon Company

Ash’s Palpitoad in an arena

Image via The Pokémon Company

Ash’s Heracross prepares for battle

Image via The Pokémon Company

Ash’s Naganandel flies in front of a crowd

Image via The Pokémon Company

Ash’s Primeape stands in the ring with Ash and Brock on either side of him

Image via The Pokémon Company

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