Cyber Monday 2018 Walmart deals still available: $100 off Xbox One S and iPhone 8, $130 Nintendo 2DS XL
https://www.cnet.com/news/cyber-monday-2018-walmart-deals-still-available-100-off-xbox-one-s-and-iphone-8-130-nintendo-2ds-xl/
If you're OK with Walmart's Straight Talk wireless service and last year's midrange iPhones, you can save a cool $100 on Cyber Monday.
Same discount on a bigger phone with better battery life.