Ragnarok is upon us. Ajax returns to an age of relentless war, his mind ravaged by terrible visions and with his rifle at the ready. An axe age. A sword age. A wolf age. The Hive Mind reveals strange new ships and hideous new creatures as the extinction fleet strives to feed its endless hunger. Swarms strike all along the border worlds, seizing as much raw biomass as they can and making their escape before human forces can...