Try to match rows of three to eliminate skulls from the playing field. Try to match rows of four to get a skull bomb which can destroy all skulls touching it when it lands. Try to match five of them to get a Mega Skull bomb that can destroy all the skulls near the bomb when it lands.New skulls will also be coming your way on each level so enjoy! Left / Right Arrow Key - Move. Down Arrow Key - Drop down. Up Arrow Key - Rotate.