This isn't just a case of there being a rare variation your DM might pull out, and the type of dragon that you face could ...

The difficulty of a well-planned session can be thrown into disarray if the party takes long rests after every encounter.

The band members — John Lennon, Paul McCartney, George Harrison, and Pete Best (who would be replaced by Ringo Starr) — ...

The barbarian your party is putting in a lot of work and taking a lot damage and they probably deserve a little more ...