In this title you 2 options for gameplay. In Team Battle Mode, choose 3 out of 8 total mercenaries and form a team to fight with. In Lone Wolf Mode, you play solo. There are major differences between the 2 modes. In Lone Wolf Mode, you cannot switch between characters as in Team Battle Mode, but you are equipped with more special weapons and ammo. When playing with 2 players, you can choose between both Team Battle and Lone Wolf modes as well.