Shoot em up!!!
All right, the combatants:
Smith from Shoot 'em up
Preston from Equilibrium
Gibson from Wanted
Zero from X Men Origins
They are all in a huge gun warehouse that has four floors. Each floor is assigned to one person. Floor one, Zero. Floor two, Gibson. Floor three, Preston. Floor four, Smith. Each floor is fully armed with all types of pistols, assault rifles, shotguns and sniper rifles. Each floor has a fully stocked maintanence room. Each floor is fully lit and is accessible by four stairways at every corner. The combatants must kill the others to win a prize of 10 million dollars.
Bloodlust on, no morals. Who wins? Each combatant knows of the others abilities and has an hour prep time.