The knight made all good cheer
And said what should I fear?
Of doom dire or dear?
What may man do but dare?
Sir Gawain and the Green Knight
See Can it run DOOM until I copy over the details of those rules here.
The Doom Track
How doomed you are is covered by a Paperclip Track.
Raising Doom
Happens when the highest die in a roll, before Cut is Perilous and higher than your current Doom Track.
How much it rises depends on your Doubt and how many Perilous dice were above your Doom.
Lowering Doom
Rare, and never below your age threshold.
The End
When you hit Vigil in the Doom Track - read more there.