I was under the impression that Holy in FFVII is only good to counter the Meteor spell. :P
Edgar wins. He's sexy, he's the king of a castle that can move through sand, he's got a cape, and he's got a chainsaw. You don't want to piss off the guy with the chainsaw. Especially if he also has an auto-crossbow, a bio-blaster, a noise-blaster, a drill...