WrestleMania 21 saw the introduction of the Money in the Bank ladder match. This match features six to ten participants and took place at six WrestleManias between 2005 and 2010 before becoming the headline match of its own pay-per-view event, Money in the Bank which incorporated the use of two Money in the Bank ladder matches for both respective WWE brands, Raw and SmackDown. The participant who retrieves the briefcase suspended above the ring wins a contract, which guarantees a world title match at the time and place of the winner's choosing for up to one year, including the following year's WrestleMania.