Ending today, Newegg offers the Rosewill Star Predator ATX Mid Tower Gaming Case for $39.99. This $5 mail-in rebate drops the price to $34.99. With free shipping, that's the lowest total price we could find by $15. It features eight expansion slots, six internal 3.5" bays, two external 5.25" bays, one internal 2.5" bay, eight expansion slots, two USB 3.0 ports, two USB 2.0 ports, and three pre-installed 120mm fans (with room for more).