You give Narthran Two-Blades Tch'Keryk the Emissary's Severed Head.
Narthran Two-Blades tells you, "Hmmm... This seems to be the head of that annoying little Sclavus, Tch'Keryk the Emissary. We've been looking for him. Here, allow me to reward you."
You've earned 97,164,124 experience.
Narthran Two-Blades gives you Mana Forge Key.
Narthran Two-Blades awards you the title, "Negotiator".