She grabs the hilt, tightly in her hand. If it were just a goat, shed use her own spears, just like anything else, but this creature was the... Well. You wouldn't feed a king on a wooden platter, and you wont kill a stag with a simple spear.
Stepping up to the stag, it raises its head, staring down its ender, knowing that this person was the cause of its ails. Morgan placed her left hand on the base of its neck, where its collarbone met with its spine. Staring still into the eyes of the creature, she understood the stories of its life. It was tens of years old, nearing its end already. It'd seen fires in this clearing, brought about by fools, molten rock, or simple drought. It had drunken with apex predators, too thirsty to slay him. The mountains were his.
And now, they were not. The deed was done, quickly. Through the ribs and into the heart. The pain would have put it into shock, if not unconsciousness, and the bloodloss would finish the deed.
Quickly, she cleaned the blade on the leaves of a bush, and handed it back to Seren, and passed her by, reaching into her saddle bags, taking the ropes from her tent, a fairly large knife, and her embalming equipments.
Within a minute, she'd hung the creature, removed its head, and started on its skin. In ten minutes, it was disemboweled, and within 15, quartered. The head she kept, and had given the preliminary salts for preservation, and the skin, she removes the fat from, and started to rinse and shave it.
"Follow me, there's a river nearby, we can rest there for a spell and head home. The rest of the fence is empty, and I need to soak the skin." She said, bundling up the ropes and hanging the quarters from the saddle on her horse, and packing as such .