It was born out of how fans of Hitman would compare and brag about their playthroughs. Now a trailer from dev IO better explains the concept to competitive gamers.
Anyone can be a target on Absolution, and the way you play determines the Contract with up to three marks to be assassinated. Any weapon or disguise will be "at your disposal."
Hitman: Absolution releases on Xbox 360, PS3 and PC November 20th.