Shufflepuck Cantina Deluxe had Steam trading card support added on December 6, 2013. There are 9 cards in the series, and you'll receive 5 cards at random for purchasing and playing the game.
The game was renamed to Shufflepuck Cantina Deluxe VR on December 5, 2014 with the addition of Oculus Rift support. However, the trading cards have not (yet?) been updated with new artwork.