The Pokémon TCG Online hasn’t been ported to any Nintendo hardware as yet and it’s been available since 2011.
Pokémon TCG Online Switch
The Pokémon TCG Online is a digital version of the tabletop card game and includes a mode where players compete against the AI and a versus mode.
Like other CCG, Pokémon TCG Online features card packs, a ladder, tournaments and more.
We’ll have to wait and see. Stay tuned.