Ja'rod, son of Torg (mirror)

In the mirror universe, Ja'rod, son of Torg was a Klingon-Cardassian Alliance military officer active during the 2400s. 

Biography
In 2409 Ja'rod was engaged in battle against Terran Empire forces in the Arawath system when a Starfleet vessel from the prime universe arrived in search of the Orb of Possibilities, which had been switched with its mirror universe counterpart by the Terrans to allow incursions into the prime universe. Ja'rod offered an alliance to the Starfleet captain against their common enemy, which was accepted.

Ja'rod and his new ally defeated the Terran fleet, then beamed to the surface of the planet Arawath to retrieve the Orb and rescue Alliance General $𝜇$. They then worked together to defeat a Terran battleship in orbit.