Color Strike Down
You will definitely love playing Color Strike Down, if you love outer space kind of stuff. This free online game will let you operate a comet via your mouse. There will be an enemy there. If you want to kill the enemy, the comet has got to be of the same color with the enemy, then the enemy needs a touch to be destroyed. The keyboard is all you need to change your comet's color. Explore Color Strike Down and enjoy!