Alien against Predator 1

Steven and his team went to search the room but they saw the predator. It was going on the left and Steven follow it. It went to a room and saw an Alien. They 2 fight each other by their weapons. Predator use its gun and spear to kill the first Alien but the Alien used its tail and its another mouth to kill it. Finally, The Predator shoot its gun by putting it in the Aliens mouth. It went and didn't saw Steven. Steven went in and saw the blood but it is not the Last Kings blood. So they went to search again for the Last King Room.