Aspyer Media has made available the new Call Of Duty franchise Call Of Duty: Black Ops for Macs running with an Intel processor. This includes the First Strike DLC pack. The DLC gives you 5 incredibly diverse maps spanning the globe, including 4 new multiplayer maps and guess what, Zombies.

Call of Duty: Black Ops takes players to conflicts across the globe as elite Black Ops forces fight in the deniable operations and secret wars that occurred under the veil of the Cold War. Featuring an epic single-player campaign, an incredibly deep multiplayer experience and expanded co-op gameplay, Call of Duty: Black Ops runs on the improved World at War engine and offers amazing enhanced graphics, streaming texture technology, and superior lighting effects.

The game requires Mac OS X 10.7.4 with multicore processor, 4GB RAM, 512 MB VRAM.

More information here