Space Cowboys Unlock 11! Extraordinary Adventures Card Game Ages 10+ 1-6 Players 60 Minutes Playing TimeUnlock! Is a cooperative card game based on escape games. The game is very simple: Start the 10 minute tutorial to learn the rules. Then download the free Unlock App (iOS and Google Play compatible). Next launch your first scenario read the introduction card and work with your team to solve the riddles and puzzles in less than an hour!