Every character has some moves that , when used on the enemy that is currently midair in a juggle combo , will cause the opponent to be smashed hard into the ground , bouncing them off the floor , stunned and letting the attacker to perform another combo or attack . Every character has several moves that , when used on an opponent that is currently midair in a juggle combo , will cause the opponent to be smashed hard into the ground , bouncing them off the floor in a stunned state and leaving them vulnerable to another combo or additional attack .