Pokémon Brilliant Diamond & Shining Pearl are infamous for the low number of Fire-type Pokémon available in-game and for competitive play. It's no secret that Fire-type Pokémon are some of the rarest types available, which is why Pokémon like Charmander, Torchic, and Chimchar have been some of the more popular choices for starter Pokémon in various entries.
Read more on screenrant.com