Excalibur (Tomb Raider)

Excalibur is a one of several powerful artefacts that can be used to open gateways to the underworld, or as a weapon. It was once wielded by fabled English Monarch, King Arthur. It is a central part to the plot of Tomb Raider: Legend.

Trivia

 * As of Tomb Raider: Underworld, Lara has two of these swords in her possession.