TeKnoMonK has a review of the HyperX Cloud gaming headphone on Head-Fi. From the review it sounds like a solid gaming headphone with a good mic. All for under $100.
Pros: Fantastic sound, Well above average microphone, Great design and construction, Comfortable for long periods
Cons: Short cable, 7.1 Surround sound not great, Leatherette pads congest the sound, 4-pole connector