But others hide before swiftly attacking the player. Some of them use powerful attacks but can be predicted. The enemies attack him in different ways. The players have to compact with the Aliens with the help of his companion Alyx Vance. The main character in the game Half Life 2 is Gordon Freeman. The game have shooting, puzzles and storytelling and adds features such as vehicles and physics based gameplay. It includes the same features of the original half life game. Half Life 2 is an first person perspective shooter game.