Stardate: 3045.6 --An unknown alien race destroys an Earth colony.Kirk and the Enterprise pursue them into deep unknown space where a third group of aliens, the Metrons, transport him and the alien captain to a deserted planet where they must fight to the death... The Metrons promise to destroy the loser's ship and crew.

original airdate--January 19, 1967  Remastered Date: October 21, 2007

music: Theme song  written by Alexander Courage

Goofs--(At 09:37) As Kirk is preparing to fire a mortar round at the Gorn, a stage hand's shadow is seen moving across the actors.

Trivia--An improperly rigged explosion in this episode caused lifelong hearing damage and tinnitus for both William Shatner and Leonard Nimoy.

Space: the final frontier. These are the voyages of the starship Enterprise. Its five-year mission: to explore strange new worlds, to seek out new life and new civilizations, to boldly go where no man has gone before.