Crystal Mind — celesteela: Unused type combinations for Pokémon

Pokemon Type Combinations The Franchise Has Never Tried Before

The most unique Pokémon by type, in one chart - Polygon

What new type combinations would you like to see in Gen8

Every Unused Pokémon Type Combination

Of the 306 possible Pokemon dual type combinations, how many have not been used? - Quora

Pokemon: 5 Unused Type Combinations That Should Be In Future Games (& 5 That Shouldn't)

Pokémon: 10 Rarest Dual-Type Combinations

Unused Pokemon Type Combinations: Which Are Missing?

Pokemon Type Combination Frequencies, Updated for Generation 7, Data and Observations in Comments : r/pokemon

Ranking each new Pokémon with unique type combinations from worse to best