+ A wide variety of enemies, each of which needs its own approach.
+ Many different types of weapons.
+ Interaction with partners. Equip a team and improve your skills.
+ The story campaign is filled with characters, dialog, and plenty of dark humor.
+ Arena mode. Hold out for as long as possible, destroying waves of enemies.
+ Explore a city full of dangers, secrets, and trials.
+ Rich and detailed graphics.
+ Optimized for modern as well as old devices.
+ Simple controls giving complete freedom of action.
+ Gamepad support.