Star Wars has several Flood-like abominations that have risen up in it. Loose these abominations on the Halo universe? They wouldn't stand a chance. Also, I've read Red Harvest, and they're a lot like the Flood, except that they don't stop even when you destroy them. I don't want to spoil anything, but one of the characters gets killed simply by a head. Lol, kinda funny, but damn. Also, [quote]The Haloverse essentially has a ready supply of soldiers ...[/quote] the star wars universe has a machine that pretty much builds an infinite amount of military combat-ready equipment, such as droids like HKs, and SSDs, for example