Quote Originally Posted by SlickFenix View Post
Are you sure it's the highest lvl Eidolon of that element that gets used?
I'm not. That was simply the preliminary conclusion others have come to. I do know for a fact that one of my friends' Behemoth was masked by a higher level Quetzacoatl. Looks like we need more data to figure out what the rules for prioritization are. My guess is that it follows one of the sorting rules available on the inventory page.