DrawBattle is a module. You have to draw something based on a theme with drawing tools.
At the beginning of each match, use the tools available in the lower left corner and draw a drawing according to the theme that is located next to the name of the map. After all the players have done it, the voting starts to decide the best design of the room, at the end of the vote, the winner is shown.
At the time of voting, if you have made a drawing, you will see a bar with several squares of different colors, the central point (yellow), is the median point, the farther to the left, the worse; the farther to the right, the better.