I defeated Resoln but one of her units didn't disappear, and now it seem to be invincible. Can't attack, can negotiate (?!?), even cast Inferno on the square, and the unit got down to 2 HP but still there.
http://dl.dropbox.com/u/16152315/invincible_mob.EleSav
Mob is camped right outside of Nini, the northernmost city.
