Premium Mystery Bundle is a pack made of random Steam keys. This collection may include games from renowned publishers and developers: Square Enix, Deep Silver, Bethesda and many more.
The price of a single mystery key is $4.99/€5.49. The more mystery keys you buy the less you pay, up to 3 mystery keys for $11.99/€13.19.
Follow Fanatical Blog to see clues about what kind of games you might find in the latest mystery bundle.