Xbox One X with Red Dead Redemption II $499 @ JB HI-FI
Update: Credits to TheKopyKat for confirming the Forza Deal Crossover
Beats BigW deal by a solid $70. Make sure you save extra by using those 5% off wish cards to get JB cards (if you're lucky and your local Woolies hasn't blocked this option)
Xbox One S also has an offer:
Xbox One S 1TB Console + Red Dead Redemption 2 + Forza Horizon 4 for $329!