It's Pokémon-theme card game. There is nothing to tell more about that
Basically, you buy and collect POKéMON cards and then battle with them. Aspects of HP, defence, attack and more affect play.
How to change your username
How to add a user avatar
Why was my post hidden?
Flags vs Downvotes
Official PokemonDb League
Type a Pokemon name, type, move or ability to see instant results.