Here are the five best PC cases I'd buy in the Prime Day sales bonanza

Corsair 4000D Airflow | ATX Mid-tower |Up to 360 mm fans front | Up to 280 mm fans top | 120 mm fan rear | 7.85 kg | $104.99 $79.97 at Amazon (save $25.02, Prime member exclusive deal)
Corsair's compact PC case is pretty basic but has plenty of room inside for lots of fans and graphics cards up to 360 mm (14.2 inches) in length. It's on sale pretty much everywhere and at this price, it's a veritable bargain.

Price check: Newegg $79.99 | Walmart $79.99 | Best Buy $79.99

Corsair 5000D Airflow | ATX Mid-tower |Up to 360 mm fans front | Up to 360 mm fans top | 120 mm fan rear | 13.8 kg | $174.99 $104.99 at Newegg (save $50 plus a further $20 with a rebate card)
If the 4000D Airflow is a little too small for you, then for just a handful of dollars more, you can get its bigger brother, the 5000D Airflow. Same design, same features, just a roomier, with space for 420 mm (16.5 inches) graphics cards.

Price check: Amazon $124.99 | Walmart $124.99 | Best Buy $124.99

Fractal Design North | ATX Mid-tower |Up to 360 mm fans front | Up to 280 mm fans top | 120 mm fan rear | 7.7 kg | $139.99 $109.99 at Newegg (save $30)
One of the best-looking PC cases around, Fractal Design's North is also a great little chassis to use. It's not quite as roomy as the 4000D Airflow but it does support graphics cards up to 355 mm (14 inches) in length. Why should your PC look boring when it could be stylish instead?

Price check: Amazon $139.99 | Walmart $109.99

Be quiet! Shadow Base 800 FX | ATX Mid-tower |Up to 420 mm fans front and top | 140 mm fans rear and bottom | 13.6 kg | $219.99 $131.39 at Amazon (save $88.60, exclusive to Prime members)
Living up to the vendor's name, the Shadow Base 800 FX is a great choice for PC builders who need lots of airflow and space, but don't want to compromise on noise. The included fans are impressively quiet and you even get a sheet of acoustic-damping foam in the rear panel.

Price check: Newegg $149.99 | Best Buy $211.78

Lian Li O11 Dynamic EVO RGB | ATX