Unholy Infusion

Before your weapon can reach its full potential it must be endowed with its signature powers. First among them is unholiness.$b$bYou must seek out and defeat the one called Professor Putricide, but his death is not your only goal. You must use his resources against him.$b$bFind a way to absorb his mutated slime. Use the foul substance to infuse your weapon with the power of the unholy. Only when this has been done shall I reveal your next task.