Demons

The remnants of the One Empire. They were actually the first to achieve self replication. Their design is based, roughly, off the mutations that the early Inquisitors of the One were said to have undergone.

In a very broad sense, the Demons are currently winning the war by a very narrow margin. Their production has yet to hit full stop but they have been forced to scale back as the last of their supply of biomass begins to dwindle.