>>19164899In fact, no one has ever seen an Egg being produced (except for that one event with Cynthia in HGSS, in which she acknowledges that's a breakthrough discovery), so it could as well be possible to have "gay" pokémon reproducing.
But if we are going that route, then we should go full SJA/Tumblr mode and also add trans and non-binary pokémon and have genderless pokémon be allowed to breed without Ditto and so on.