https://store.steampowered.com/app/753640/Outer_Wilds/
outer wilds is 40% off and has a really excellent unofficial VR mod
https://github.com/Raicuparta/nomai-vr

I think there are a couple other games that don't have official VR support (and thus don't show up in the sale easily) but have good mods, anybody have a list?