Here is the entire Doom The Dark Ages chapters list so you know exactly what awaits you in this hell fueled journey.

But a few hours into the 20+ hour campaign, my arsenal had expanded, the ways in which I could dispatch enemies had diversified, and I’d started to better understand and appreciate what Doom: The Dark Ages was and what it wasn’t.

Something else Doom: The Dark Ages does to differentiate itself from its predecessors is mix up the kind of levels you play during the campaign. Among the usual open and linear maps are levels that are focused on a huge controllable mech and a rideable dragon that are intended to add variety from all the rip-and-tearing.