Elemental Hero Aqua Neos
Elemental Hero Avian
Elemental Hero Bladedge
Elemental Hero Clayman
Elemental Hero Flame Wingman
Elemental Hero Mariner
Elemental Hero Necroid Shaman
Elemental Hero Necroshade
Elemental Hero Phoenix Enforcer
Elemental Hero Sparkman
Elemental Hero Wild Wingman
Elemental Hero Wildedge
Elemental Hero Wildheart
With only 13 possibilities left, perhaps the strategy now is to jsut take each one, and try to make it fit the clue; i.e see if you can interpret the remaining clues to fit whichever one you pick at the time.
Once again:
What's in a name and Three are the largest crowds
("are" is intentional, it's talking about 3 crowds, not a crowd of three, although it might as well be 4 crowds, but that wouldn't have resembled the saying)