Aspyr today announced that it will publish a Mac version of The Sims: Unleashed, a new expansion pack for the popular simulation game. The new pack allows a player’s Sims to own a variety of pets (from dogs to lizards), and includes five new career tracks with 50 new jobs, 40 new residential lots, and 125 new objects. The Sims: Unleashed will be available for MacOS 8.6 or higher and Mac OS X, and can be pre-ordered now for US$29.95. The title is currently in the beta stage of conversion, and is expected to ship next month.