Dec 17, 2025 · Allister (Japanese: オニオン Onion) is the Gym Leader of Stow-on-Side 's Gym, known officially as Stow-on-Side Stadium. He specializes in Ghost-type Pokémon. He gives …

Allister, a Gym Leader from Galar region in Pokémon Shield, is known for his specialization in ghost-type Pokémon. He rewards victorious trainers with the Ghost Badge.

Allister is a talented Trainer of Ghost-type Pokémon who has taken on the mantle of the Ghost-type Gym Leader at a young age. He’s extremely shy and fearful, and he always hides his …

Aug 15, 2025 · Allister (Japanese: オニオン Onion) is the Gym Leader of Stow-on-Side's Gym, known officially as Stow-on-Side Stadium. He specializes in Ghost-type Pokémon.

Nov 30, 2025 · Allister is a young boy with a doll-like appearance. He has black hair and big, black eyes. He is generally depicted wearing a black jacket over grey shorts that are held up …

Allister (Japanese: オニオン Onion) is a Pokémon Trainer in Pokémon Masters EX, based on the character of the same name in the core series games. He forms a sync pair with Gengar, …

Jul 9, 2021 · Allister Pokemon is a Gym Leader introduced in Gen 8. He’s a Ghost-type Pokémon expert and is in charge of Stow-On-Side’s Gym, but only in Pokémon Shield, since Bea, a …