User blog comment:B214/Question and Answers 6/@comment-106.68.232.55-20161011071720/@comment-134.115.2.117-20161012043604

Okay, so far the order would be like this, based on your reasoning:

1. Tiamat

2. Midgardsormr

3. Fafnir/Tannin

4. Yu-Long

5. Vritra.

Anything else you people might want to say?