How to play YOBA? Collect all coins on level to open another. Avoid the dangers on your way. If you die once, you will start from 1 level. Sometimes you must to activate mechanisms or another systems to continue your way. Everytime you must to think and try to make right chain of events. Enjoy the music which changes every level! It seems easy at first sight, but it will make you suffer. Do you feel butthurt? It works!