The Great Massacre revolves around a man named Greg. Greg is immortal, at least for the time being and he needs your help with a few things. To play this game you will use the left and right arrow keys. Press the A button to guard, the S button to punch and the D button to thrust your sword forward. You have to defeat all the enemies to move forward in the game. There is a wide range of combos that can be done to do even more powerful attacks then the normal abilities. You can also use the directional buttons to assist in these combos.