Newegg has the Corsair Obsidian Series 550D Black Aluminum / Steel ATX Mid Tower Computer Case for $140 - $15 off with coupon code EMCNBHJ26
[Exp 8/22] - $15 rebate
[Exp 8/23] = $110
with free shipping. Features 2 front 120mm intake fans and 1 120mm exhaust fan, magnetically mounted dust filters, one-button side panel removal, and is designed for noise reduction and sound isolation.