-One 100km Forerunner Fortress Class Vessel controlled by Offensive Bias. No biological entities on board. -Everything in the Mass Effect and Halo universes at the height of their powers (excluding Forerunners, Precursors and Flood, along with anything before the Protheans). -Includes all modern ME races, Cov, UNSC (modern humans), Protheans, Reapers. Basically their space fleets vs Forerunner Fortress Class Vessel. +Ceph +Xel Naga Who would win? If all else fails, add in the 40k universe, too. Stargate Ancients. Culture. Xelee. -> Super OP, only if all else fails. -No super weapons, this is a space battle. Who would win? (Trying to test the Flood's intelligence) Forerunners have full slip space mastery. [Edited on 07.11.2012 10:41 PM PDT]