What is the reason there are no dark/psychic dual type Pokémon in

Why are Psychic type Pokemon weak to bug, ghost, and dark type Pokemon? - Quora

Pokémon Go Halloween Cup team recommendations, including dates, rewards and restrictions explained

What is the best team for Psychic Cup: Great League Edition in Pokemon GO? (March 2023)

What is the reason there are no dark/psychic dual type Pokémon in the main series? Is it possible that they exist but were left out by Game Freak? - Quora

In-Progress Pokemon Evolutions — Named: ??? (Fighting/Psychic) #??? - On rare

Basic Psychic Energy (005) (Cosmos Holo) [Scarlet & Violet: Base Set]

5 most popular Dark Pokemon of all time

10 most powerful Psychic-type Pokemon in Pokemon GO, ranked

Ranking All Dark Dual Types (Part I) : r/stunfisk