It's time for the challenge - this time logic - in which you can invite your friend to a duel. Try to manage and win filling the whole board before he finds out. Have a great time and show that your gray cells work much faster than your buddy's! This puzzle game is pretty good warm-up for quick mind. Test your skills alone won't give you as much pleasure as a common game with a buddy. Therefore, it's time to start playing and show off in the comments, who ultimately took the laurel of victory. It's worth taking on your skills!