The lion impaled itself on its own momentum.
Here is the truth the sagas forget:
He won. He crawled back to the ashes with a lion’s canine tied to his belt and a spear-haft splintered to a dagger. The tribe would return at dawn. They would see the kill. They would give him a new name. spear and fang
The boy had no net, no bow, no brothers at his back. He had one spear. The lion impaled itself on its own momentum