Resident Evil 4's storyline has plenty of plot twists and memorable moments and along with those comes a certain degree of difficulty. The latter allow you to perform different tasks and interact in new ways with the environment around you in certain portions of the game. Apart from the new laser scope to help you aim better and save ammo, you also get a context sensitive controls. This installment to the series brings improved graphics and a number of new features to gameplay. Resident Evil 4 is a third-person action/survival game in which you will have to deal with a mind controlling parasite and the inevitable doom of the human race.