User blog comment:FairyRaven/Fairy Tail Chapter 328: Zodiac, Review and Commentary/@comment-4700320-20130419125445/@comment-7418318-20130419130145

If everything else fails, Gray and Juvia could try to team up with Leon and Eve. Two ice, one water and one snow mage should be able to cool that dragon down a bit.

But on a more likely note, I guess the flame dragon falls right into Natsu's area of expertise.