If you're not looking for uber flashy with side windows and circus lighting, I have the perfect case for you.
Antec Performance One P180
Excellent Cooling, Room for 6 HDD's, Extremely Quiet, Easy, Easy installation, Toolless, Silicon Dampners in all Drive cages & optical bays, slick looking (Black & Silver), Front panel USB, Firewire, Audio
I've had this case for about over a month and it's one of the best i've owned.
PZERO linked it
$119 - It's well worth it.