Kojima will be 'deeply' involved with Metal Gear Solid: Rising

[ymeaga1n]

^ lol ODST**** is a standalone expansion. It cover the timeline between halo 2 and halo 3. Hence, it's called Halo 3: ODST not Halo ODST

I think expansion and spinoff are contridicting phrases

http://en.wikipedia.org/wiki/ODST