Your chances of having the first one on the block: Good, as it's been available less than a year and at a higher price for much of that time.
What you must know: The chair comes in two versions, depending on the game controller you want: Microsoft Xbox 360/PC games or Sony PlayStation 3. Note that you cannot switch controllers. The chair supports up to 250 pounds, and is 23 inches wide, 44 inches long, and 31 inches high.
What you need: The game chair costs $389, and requires no drivers on your PC or gaming device (Xbox 360 or PS3).