Since I've not seen anyone do this: here's every type permutation which we have Pokémon for, treating e.g. Ghost/Dark and Dark/Ghost as different typings : r/pokemon

Massively on the Go: A practical guide to Pokemon Go gym defense

Games - Type Changing

Pokemon Type Combinations The Franchise Has Never Tried Before

Pokemon Reborn Walkthrough

If a Pokemon was created which had every type, what would it be weak to? Would it be any good? - Quora

Pokémon Riddle #12 : r/pokemon

Analysis] Fusion Flare Reshiram and Fusion Bolt Zekrom as raid attackers: Which one to raid?

Emerald hack: - Pokémon Modern Emerald (Complete, 1.5.5 Released! Following Pokémon, Modern Battle Frontier, and more!)

Unused type combinations needed in Pokémon Scarlet and Violet : r /PokemonScarletViolet