An Elegant Weapon…

An Elegant Weapon is an achievement in Halo: Reach. To unlock this achievement, a player must kill 10 enemies in either Firefight or Campaign with the Designated Marksman Rifle.

Trivia

 * The achievement's name is a reference to Obi-Wan Kenobi's description of the lightsaber in Star Wars Episode IV: A New Hope. He says, "It is an elegant weapon from a more civilized age."