Is it normal for cats to wrestle?

It's not unusual for play fighting to appear a bit aggressive. Your cats might also "play bite" without causing injury. Cats that are play fighting tend to take turns, letting one cat be at the bottom of the wrestling huddle and then the other. ... Inflicting injury is another indication things have gone too far.

How do I get my cat to stop playing rough?

During playtime, don't encourage him to bat at your hands or feet. Instead, direct the play away from you by using a long dangly toy or throwing you cat's favorite toys. Schedule play sessions to coincide with times when your cat seems most active and playful. Pay attention to your cat when he seeks attention.