A simple online multiplayer puzzle game where you trace all the blocks with one stroke! We've pursued the best controls for a gameplay experience that's as smooth as silk and lets you play as freely as your thoughts flow, igniting your brainpower. Enjoy it all completely free. ◢◤ Random Battles Compete against users from around the world and aim for the top of the rankings. ◢◤ Friend Battles Challenge your friends to puzzle battles with custom rules. ◢◤ Rank Certification Play at your own pac