Rule 34 pretty much speaks for itself. If you're not familiar, just Google it. But as an offshoot of Rule 34 that I'm inventing now, if something's popular enough, eventually, somebody's going to make a themed sex toy of said popular thing. Thus: Pokémon sex toys.
Following the outrageous success of Pokémon Go, the entrepreneurial spirit of GeekySexToys has birthed the rubbery pleasure wares Pallet Town has been awaiting: Bulbasaur, Charmander, Spuirtle -- and, of course -- Pikachu-themed dildos.
On the off chance you're still reading (or even clicked in the first place), here's the detailed description of each sex toy, per the Etsy listing: