At Target.com put Battlefront in your cart:
PS4 Star Wars Battlefront
Xbox One Star Wars Battlefront
-$5.00: Add the coupon code TGT6H257 for $5 off $50
-10%: Add a 10% off wishlist coupon: create a Wishlist with the Phone App and get the 10% coupon on the home page (not in the wishlist itself), FYI these are one time use per account, I think)
-5%: Use the Red Card to Pay
-$10: After you pay, call up Target.com Guest Services and ask them to price match Costco.com. Yes, Costco is on their list of approved stores to match, nicely tell them to look if they resist. Now the price is not visible until you log in, so you may have to send them a screenshot (I did).
You might be able to do a wedding/baby registry deal as well, but I didn't have this setup in advance (requires a waiting period of the coupon code).