Two rulesets are included: "The Families" where You may ask missing cards of You set from any player if he has he must give it to You. If You have all 4 cards of set You can place them inf front of You. The winner is the one who collects the most animal families. "The Trumps" where players take turns reading off the requested information. Whoever has the highest value wins the other players’ cards and puts them under his pile. If someone runs out of cards the player with the most cards is the winner. More versions come with the app.