Already own the game. Here's a $10 off plus free shipping code. Has to be redeemed on the Ubisoft store website. Check your T-Mobile Tuesdays if you're a T-Mobile customer! : r/xboxone
Ubisoft+ | Xbox
Redeeming your Ghost Recon Breakpoint pre-order code | Ubisoft Help
Redeeming a Promo Code on the Ubisoft Store | Ubisoft Help