Mina asks you to do two things for her. Kill Dark Mages and hunt the undead. Do her this favor.
Monster to Hunt -
Magus of Dark Arts: Bone Snatcher, Bone Maker, Bone Collector, Bone Animator, Bone Slayer, Bone Sweeper, Bone Grinder, Bone Caster, Bone Puppeteer, Bone Scavenger, Bone Shaper, Skull Collector, Skull Animator,
Undead Monster: Trampled Men, Sacrificed Men, Behemoth Zombie, Requiem Lord, Requiem Priest, Requiem Behemoth