Today's best deal comes from Best Buy, which is offering Middle-earth: Shadow of Mordor for just $20 on all platforms. Amazon also has it for $20 on most platforms.Best Buy also has a nice deal on the Borderlands 2 PlayStation Vita bundle, offering it for just $170.On eBay, you can buy a year of Xbox Live Gold for $39.Get 10 percent off a PlayStation 4 with Target Cartwheel (the company's mobile coupon app), potentially saving you upwards of $40.Below you'll find the rest of today's best deals divided by platform:PlayStation 4Amazon is offering an $80 bonus toward the purchase of certain PS4 bundles when you trade in eligible consoles and bundles (including Xbox 360 and PS3), giving you the chance to save anywhere from $150-$350.Groupon has manufacturer-refurbished PS4s for $330.