Sometimes it involves special cards you have to buy.
Sometimes it uses a special subset of a normal deck of cards.
Sometimes it uses more than a single deck of cards.
Sometimes it uses a deck of cards.
Always, it involves cards.what if it involves only 1 card? Game would have to be something simple like guess what card it is, but who said CounterExamples had to be interesting?
Always, it is a game.
Otherwise, it wouldn't be a card game, would it?
And this being a wiki, will undoubtably now prove me wrong.
You could make a fortune teller out of card. Very limited game, but *shrugs* uses one card, is a game Does origami count, or is it craft (or art)? --Garbled
How about a card toss game, where you throw the card at/into a target? Could involve a single card and is non-trivial (and non-damaging to the card in question)... Is this a CardGame?
As to proving the above wrong, technically a game made entirely out of cardboard would be a CardGame... - Kazuhiko Or a card made out of the right kind of meat ... --Garbled