Right arrow- Go forward Left arrow- Go backwards Space- Jump 1- Stickman 2- Machine Gun Stickman 3- Pistol Stickman 4- S.W.A.T Team Stickman 5- Chain Gun Stickman Update 2.0- Stickmen can shoot. Update 3.0- They can not shoot anymore and I have added a new backdrop.
Thanks to @DABOMB9 for inspiration.