Originally Posted by DocFrance
A F/?/WM/BM party will have a much easier time fighting 9 Red Sahagins than a F/?/BB/RM party.
Unless the ? in the last party is a Black mage.
Really though, I've found the F/BM/TH/RM party to work nicely. The fighter will soak up the damage, the Black Mage will cast offensive spells, the Thief will fight/run, and the Red Mage will attack while being a healer on the side.