Dishonored (PS3)

The flexible combat system really lets you approach each assassination differently, and I loved experimenting with new ways to take down targets. Played through it twice and still found fresh strategies.

The supernatural powers make the sneaking-around part way more fun than I expected. Spent hours just trying different creative kills on each mission.

The flexible combat system really lets you decide how to approach each assassination, and I loved experimenting with different gadgets and powers. Played through twice with completely different styles and it felt like a new game each time.