Spock (mirror)

"'Warp 2, Ensign.'""'Heading, sir?'""'Forward.'""-Spock and Pavel Chekov, 2267"Commander-in-chief Spock was a male Terran/Vulcan hybrid who served as a prominent Terran Empire politician and Starfleet officer. Serving as executive officer on the ISS Enterprise under Captain James T. Kirk, Spock overthrew and assumed command of the Enterprise Kirk after a chance encounter with Kirk's counterpart from an alternate universe. Using the Enterprise as a power base, Spock grew his influence and power, eventually become commander-in-chief of the Empire, issuing a series of controversial reforms aimed at making the Empire more democratic and peaceful. These reforms however left the Empire unprepared to fight Klingon-Cardassian alliance, leading to the Empire's fall at their hands.

Star Trek: The Original Series

 * Season 2
 * "Mirror, Mirror"

Star Trek Continues

 * Season 1
 * "Fairest of Them All"