Vampyr
50% off, $24.97AU – PC (Steam) – Unsure when it ends
https://store.steampowered.com/app/427290/Vampyr/
The Binding of Isaac: Rebirth
25% off, $14.99AU – PC (Steam) – Unsure when it ends
https://store.steampowered.com/app/250900/The_Binding_of_Isaac_Rebirth/
Frostpunk
53% off, $33.70AU – PC (Steam) – Unsure when it ends
https://store.steampowered.com/app/323190/Frostpunk/
Written by Adam “Bruce L33t” Lamotte
