Hyrule Warriors: Definitive Edition, Kirby Star Allies, Skyrim, Super Mario Odyssey for $62 Each Delivered @ Amazon AU
Probably matched Big W Toy Mania Sale, but you can get these games earlier with no delivery fees
Use 5% cashrewards cashback (which is like using WISH eGift cards anyway) = $58.90 cost.
Add an item costing $17, and use AMAZON20, resulting in $59.
Edit: For an even cheaper price, add any two $9 items from BOGOF deal and you can get it for $51. Link (credits to @aorusozbarg)
You may be interested in this too, idk though.