http://www.pcgamer.com/cyber-monday-pc-case-deals-2017/

Cyber Monday is a great time to amass everything you need for a new PC build, and you'll want to start with a great motherboard and a quality case—stylish, practical, and ideally, cheap. Now's the time to go deal hunting, and we've sent the hounds to all the major online retailers to find great deals on new PC cases. Here's all the best case discounts we've found so far, and it's also worth checking out our favorite cases just in case they drop in price suddenly.

You'll get a free Corsair AF120 Blue LED fan when you buy the Corsair 400C Mid Tower, which is $70 (after $10 rebate), Newegg (save $30) at Newegg.