Chaos Edge - Use your sword, shurikens and power-ups to slay the constant waves of enemies. Try to dodge the enemy and survive the longest to get the highest score. Tips: Avoid attacking the enemy from the front, attack form the side or the back instead. Save your shurikens for faster and tougher enemies. Move: WASD (or Arrow Keys). Point at your target with the mouse. Sword Attack: left-click on mouse. Shuriken: Shift+left-click or Space Bar.