If the Driver is side grappled, the gunner can also shoot the grappling mutant in the head to kill it, ending the grapple.

You can shoot one of their arms off and then the head as this prevents the mutant from jumping off the hood and killing them for good.

The driver can mash the interact (space) key to break out of it, like wise the gunner can mash the fire button (mouse) to win the struggle,

They can side grapple you through your side window, grabbing hold of the driver or gunner.

They will leap off the hood if they take too much damage but will continue to chase you.

They will run along side your vehicles, sometimes in front, attacking randomly.

Power-Slam: A mutant can leap and slam onto the hood, causing massive shaking.

Extreme speed: Mutants can leap long distances and over obstacles.

The difference here is that the mutants are much, much faster than the other zombies, and you can't run them over - they will cling to your hood no matter what. They spawn in the middle of the road, and like any other asshole of a zombie, attempt to get in front of your car to cling to your hood. In Road of the Dead, the tactics that mutants use are fairly simple. You will not be able to steer during this time. Alternatively, the gunner can shoot the mutant during this time and potentially kill it. If the mutant grabs the driver, the player must rapidly hit the spacebar until the driver shoves the mutant off. You will not be able to shoot during this time. Alternatively, the driver can grind the mutant off on a siderail. If the gunner is grabbed, then the player must rapidly hit the left mouse button until their gunner shoves the mutant off. They can run faster than your car and may attempt to grab either your driver or gunner out of the vehicle. Mutants are the strongest zombies next to Alpha Mutants. It is advised that you avoid them, especially if your vehicle had sustained heavy damage before an encounter. Otherwise, they are killed with a single shot from the pistol. If they do cling to your hood, it takes multiple direct collisions with obstacles to shake them off. They are much faster than any other zombie, and they cling to your hood no matter how hard you hit them. Mutants are the most powerful zombies in Road of the Dead.

How to make a mutant zombie