The SIG 556 is a Weapon card in the Resident Evil DBG. Here it is called the Signature Special. The Signature Special is the "special weapon" of the Machine Gun deck in the Resource Area of Alliance, making it the successor of the Full Bore Machine Gun. The Signature Special has its ammo requirement and Damage listed as "X", denoting that its determined by how much ammo is available to the player. However, the card's effect states that the most ammo it can use is 60. Therefore, it can only deal 60 Damage by itself. It has a Gold Cost of 70.