User blog comment:Miskos3/Fairy Tail 521: The Strongest Wizard, Review/@comment-81.247.58.85-20170211232521/@comment-7418318-20170213152229

Maybe a full team combo Urano Metria, with Lucy summoning as many light-balls as there are team mates and each one enhancing one of them with their own magic.

Natsu turning one into a fireball, Juvia turning one into water, Gray into ice, Wendy into wind... not sure what Erza would do though.