Zaggar

Zaggar is the het ship between Emperor Zarkon and Witch Haggar from Voltron: Legendary Defender.

Canon
Over 10,000 years ago before the event of the series. A comet that fell from the sky of Daibazaal, and during that time, Zarkon meet an Altean alchemist named Honerva.

Trivia

 * due to the Canon material, Fans notice some similarities of the ship to Sheith, due to Keith and Shiro's strong connection to each other.