Mabinogi - Mabinogi enables you to build your own anime life in an experience which is simply overflowing with content, functions and also options.
SpaceVR - Explore space with Oculus Rift (pre-launch)
Black Desert Online - This Korean developed MMORPG offers a dynamic, action-based combat system in a richly developed fantasy setting.
The Size of Space - An interactive visualization of the universe
FlyFF - Flyff (Fly For Fun) is one of the greatest running fantasy based MMOs.
Space Telescope - Explore the universe on Apple TV