Walmart discounts a selection of 4K UltraHD Blu-ray movies, with deals starting from $10. Choose in-store pickup where available to dodge the $5.99 shipping fee, or bag free shipping on orders of $35 or more. A couple of best bets, each via pickup:

The Lego Movie on 4K UHD Blu-ray for $11.96 (pictured, low by $3)

Argo on 4K UHD Blu-ray for $11.96 (low by $6)