[Offtopic] Get your EPIC wizard on.

I played this last night and had an absolute blast.

Epic Spell Battles

In all seriousness, though, I think there's a great base here for a reworking of certamen, utilizing the cards to create effects which a magus' specializations could then alter.

It is hysterical, though, over the top, and just downright good wizard war fun. I strongly recommend it.