Batman Arkham Asylum GOTY $5 and Batman Arkham City GOTY $5.75 are also available.
Assassin's Creed Black Flag Special Edition (UPlay) $7.50
All Prices in AUD
Best Deal for Metro Redux as I can see.
as u3g32 said, you just have to have a ubi account to get the steam keys and activate them directly on steam, so no uplay required. :)