Walmart takes up to $400 off a selection of gaming laptops and desktop PCs. Plus, bag additional discounts on select models by opting for in-store pickup. (Free shipping is also available.) A couple of best bets:

Skytech Shadow AMD Ryzen 5 3.4GHz Gaming Desktop PC for $639 + $0 s&h ($260 off)

MSI GL63 Coffee Lake i7 6-Core 15.6" Gaming Laptop w/ Call of Duty: Black Ops 4 for $1,187.01 + pickup (pictured, $300 off)