XCOM 2 is now ultra cheap if you buy the latest monthly bundle on Humble Store. You get XCOM 2 plus other games (revealed later this month!) for a really good price. It’s all Steam keys. More details on the site.
Elite Dangerous: Arena is going FREE, just like LIMBO last time on Steam, just install the game or simply activate it on your Steam account before July 11th and you can keep it forever. Get the game by clicking here.
All 5 episodes at a really nice price on Amazon, get them all here. You have to use fake US address, it’s a Steam key.