Newegg offers the Fractal Design Mid-Tower ATX Case (pictured), model no. FD-CA-CORE-1000-USB3-BL, for $34.99. This $15 mail-in rebate drops it to $19.99. With free shipping, that's a buck under our mention from a month ago and the lowest total price we've seen this year. (It's a current price low by $20.) It features two external 5.25" drive bays, two external 3.5" drive bay, four expansion slots, and one 120mm fan.
Also available is the COUGAR Solution ATX Mid-Tower Computer Case for $39.99. A $20 mail-in rebate drops it to $19.99. With free shipping, that's tied with last winter's mention and the lowest total price we've seen. (It's also a price low by $34.) It features six internal 3.5" drive bays, three external 5.25" drive bays, 120mm rear turbine fan, and USB 3.0 ports. Deals expire August 4.