Justice League Odyssey faces off against a threat to reality...but in order to save it, they'll have to risk unraveling the entire universe! Lost beyond the edge of the universe, the misfit team of Justice League Odyssey crosses paths with Epoch. The Lord of Time has a great plan to solve everything, but it might be the single most dangerous thing anyone has ever done. As Jessica Cruz and her team try to figure out if he's a genius, or crazy--or both--time is running out. As Darkseid's threat grows closer, risking reality as we know it, the Justice League Odyssey misfits will have one chance to avert catastrophe...but they'll have to risk unraveling the entire history of the DC Universe! Collects Justice League Odyssey #19-25.