Evil Sudoku is an excellent online puzzle game that both beginners and professionals can play. Before starting the game, you can choose the difficulty levels that suit you best. It can be an easy, medium or difficult level. You will need to fill in the missing numbers from one to nine, and also make sure that they do not repeat horizontally or vertically, in a large nine by nine square. If you are not sure about any of your moves, you can erase it or simply return the action. Also, you can choose the interface that you like more: light or bright theme. The game is excellent suitable for everyone who wants to relax and have fun!