Aspyr is releasing popular shooter Call of Duty: Black Ops for the Macintosh. The game will include the First Strike downloadable content package, with the last two DLC packages available before Christmas as a single package for $25. The game requires a minimum 2.4 GHz processor, 4GB of RAM, and a Radeon HD 3870 or Nvidia 650M or greater. Until release, the three other Call of Duty titles are half off. Call of Duty: Black Ops will ship on September 27 and retails for $50 on the Mac App Store and Steam, or for $45 on Aspyr's GameAgent.