I offer:

Tropico 5 pre-order (55.03 USD)
https://bitcoin247sales.com/buy/games/6391/tropico-5-pre-order-steam-key-tropico

As well as the elder scrolls online for cheap! (42.12 USD)
https://bitcoin247sales.com/buy/games/6550/the-elder-scrolls-online-+-30-days-digital-download-the-elder-scrolls

With the coupons mentioned in this thread they're even cheaper than that!