I was thinking more along the line of background submission from his POV, reguardless of the actual battle score, doesn't have to die if he's only a name for submissions.
it's up to you guys, I write him as more powerful than he is on table top... Lvl 1 scroll caddies usally don't cast spells
Most people try for the keeping wizards out of it, but writing as a fire wizard and throwing them into the frey with the flaming sword is just so fun. Gehard would likely be slinking around the gunners, since the rest of the army wants to burn him.