User blog comment:IamJakuhoRaikoben/Chapter 328: Zodiac, Review./@comment-3407832-20130420002059/@comment-7418318-20130421173642

I don't think you can count Etherion in the same category as a "normal" spell cast by a single mage.

Like Jupiter it uses magic from several mages and fuses those together with some kind of magical device, probably Lacryma.