In we learn that these shadowy "Omega Demons" are being sent out to kill time travellers across the timeline, including Waverider, Extant, Epoch and others. One, calling himself Legend survives. But ...

Okay, that was pretty awful. But we’re sticking by it, because for the first time since the season premiere, it looks like the crew of the Waverider might be headed all the way back to dinosaur days.