Xavia

By the fifth season, it has become pretty clear to both the audience and most of the Reds and Blues that they aren’t in fact at war and that the same Command is in charge of both armies. It is also clear that they have much bigger issues than their petty rivalry, namely the potential enslavement of an entire race of aliens, which was the real goal of the previous season's odyssey. And of course, none of this changes the fact they hate each other’s guts.