Look for clues, Look for weaknesses and Fight to survive.
Survive each waves with different enemies. Each enemy is more powerful than the rest but also has a weak spot. And look for clues to Win the Trophy.
Play with others in multiplayer mode. Either join hands with others to fight and collect points. Or fight other players, which will give you much more points.
Look out for NPCs posing as players. They can be quite aggressive with their weapons.
Save 50% on my new game and help me reach my goal.