Quote Originally Posted by Reshy View Post
What I am more talking about is that the Great Wyrm started life with the template, so does that replace it's steadily progressing flight? What happens if you grafted Feathered Wings onto a great wyrm? (Average maneuverability, twice land speed). Or takes the Improved Dragon Wings feat.
The creature has both speeds and maneuverabilities and can use either. The rules are silent on whether it can mix and match speeds and maneuverabilities.