mojojojo's!!!! MUAHAA!! They are actually, my first and only guardian.
Unless mal isn't using a merc, a merc would work to kill the bosses, since he would more than likely have more than one point in decriptify, which would slow the boss down, you could take on some cold or other slow. He could go commando and attack too. But, yeah, staffmods should work for him, since, there aren't any hard points
to FoE. PM me if you get this foe ;p