Treyarch Community Manager Josh "JD_2020" Olin tweets the release of the PC edition of the First Strike DLC for Call of Duty: Black Ops is this Friday: "PC fans: #CODBlackOps #FirstStrike will be coming to PC March 25th! Pre-order today on Steam." As he notes, Steam is now offering pre-purchases of the DLC, and those who buy the DLC between now and 1:00 pm EDT on Friday will receive a 10% discount.