Traditional:
* Flight - This is the most common and well-known collective noun for dragons, emphasizing their ability to fly.
* Clutch - This term refers to a group of dragon eggs, but can also be used metaphorically for dragons themselves.
* Wyrm - While technically referring to a specific type of dragon, it can also be used as a collective noun.
Creative:
* Blaze - Reflecting their fire-breathing abilities.
* Scales - Emphasizing their physical attributes.
* Hover - Highlighting their grace and agility.
* Terror - Underlining their fearsome reputation.
* Throng - A powerful and imposing image.
Ultimately, the best collective noun for dragons depends on the context and the specific kind of dragon you're referring to. You can even invent your own!