"How would combat change if you could foresee the future? If you could prevent your past mistakes from ever happening? What if your enemy could too?
Achron is the first game to feature single-player and multiplayer free-form time travel. It is the world's first meta-time strategy game, a real-time strategy game where players and units can jump to and play at different times simultaneously and independently."
This game seems extremely interesting and well thought off and wanted to share it with you guys here. You can find the games website and read an interesting interview with the creator [url=http://arstechnica.com/gaming/news/2010/05/achron-the-rts-where-time-keeps-on-slipping.ars]here.
Sorry for not providing more content or my views at this time but I'm tired and tipsy so I'll pop in later today and comment and stuff :)