Catalyst Deluxe is an engaging solitaire card game based on the 10-20-30 game. The game consists of matching sets of three cards whose face values total 10, 20, or 30 points. For instance, a 4, a 6, and a 10 would total 20 points and could be removed. With the Ace worth one point, and all face cards worth ten points each, this is a great game for all ages to build your math skills and exercise your mind. Veteran solitaire card game players looking for a new challenge... this is it! Catalyst Deluxe is an easy game to learn, but it is not an easy game to win. With all these features, one thing is definitely certain: Catalyst Deluxe will be the most engrossing solitaire card game you will ever play.