Its possible, but hit-or-miss with Wine, apparently.
I use a Mac and I love it to death, but if you're going to game and use Apple products, know what you're getting into. Depending on how dedicated you are, it can be a not unpleasant experience, as long as you aren't dead-set on certain titles.
There's a point where it just is more practical to just go PC, but for now, are there no PC users in your life whose rig you could play the game on?