Star Wars Lightsaber Vs. Halo Energy Sword

Two EPIC weapons in the ULTIMATE showdown: The Star Wars light saber and the Halo energy sword! Fans of both franchises know that these are iconic weapons on both sides, but that they also have some pretty interesting similarities. Researching how these weapons would be made and what kind of damage they could really do led me to ask just one question: Which one would win in a fight?!