Call of Duty may be a blockbuster success on a global scale, but Activision's cash cow isn't quite bullet-proof. For example, Epic Games is taking shots at the franchise with Duty Calls: The Calm Before the Storm, a free downloadable game parody that mocks the military first-person shooter and a number of its gameplay conventions.
The difference between Duty Calls and its inspiration becomes apparent as soon as players start the game. Upon being dropped into a level, a voice gives the player marching orders over the radio.
"Here's your objective," the commanding officer says. "Blah blah blah blah secret base. Blah blah blah blah plan. Blah blah blah nuclear missile bomb. Blah blah blah counting on you. Utmost importance. Win. Good luck."
Read more of "Bulletstorm pokes fun at Call of Duty" at GameSpot.