Question: Zorak was a former arch enemy of Space Ghost, how tall did  Zorak appear?

Context paragraphs:
C. Martin Croker: Clay Martin Croker (January 10, 1962 – September 17, 2016), generally billed as C. Martin Croker, was an American animator and voice actor.  He was best known for having provided the voices of Zorak and Moltar on the animated series "Space Ghost Coast to Coast", replacing Don Messick, who originally voiced the characters in the 1960s series "Space Ghost".

Space Ghost's Musical Bar-B-Que: Space Ghost's Musical Bar-B-Que is the first of two commercially available Cartoon Planet soundtrack albums, the second being Space Ghost's Surf & Turf.  Featuring songs and skits by Space Ghost and his arch enemies Zorak and Brak.

Space Ghost's Surf &amp; Turf: Space Ghost's Surf & Turf is the second of two commercially available "Cartoon Planet" soundtrack albums, the first being Space Ghost's Musical Bar-B-Que.  Featuring songs and skits by Space Ghost and his former arch enemies Zorak and Brak.

Cartoon Planet: Cartoon Planet was an American animated variety show that originally ran from 1995 to 1998, and from March 30, 2012 to February 8, 2014 (in a different format) on Cartoon Network.  A spin-off of the animated "Space Ghost Coast to Coast" talk show, the original premise was that Space Ghost had recruited his imprisoned evil nemesis Zorak and his loud and dimwitted archenemy Brak to assist him in hosting a variety show.

List of Space Ghost Coast to Coast episodes: "Space Ghost Coast to Coast" is an animated talk show starring washed up superhero Space Ghost, a.k.a. Tad Ghostal, as a late-night talk show host.  To aid him, Space Ghost has imprisoned his arch enemies Zorak and Moltar, and has forced them into slavery.  Zorak acts as band leader and Moltar acts as director and producer.  They regularly disrupt the show and make no secret of the fact that they hate Space Ghost.

Crossing the Rubicon (Armageddon album): Crossing the Rubicon was an album by the Swedish melodic death metal band Armageddon, released in Europe on the now defunct W.A.R. records, and in Japan on Toy's Factory records in 1997.  The album features Christopher Amott of Arch Enemy, as well as former Arch Enemy members Peter Wildoer and Martin Bengtsson.  The album was only released in Japan, briefly in Europe, and is extremely hard to find.

Brak (character): Brak is a fictional character and supervillain on the 1966 Hanna-Barbera animated series "Space Ghost", portrayed as a catlike alien space pirate trying to conquer the galaxy.  Brak appeared alongside his twin brother Sisto in such episodes as "The Lure" and "The Looters", and was also a member of the Council of Doom (an organization of "Space Ghost" villains which originally consisted of Zorak, Moltar, Metallus, Creature King, Black Widow, and himself).  In the 1990s the Brak character

Zorak: Zorak is a fictional character who first appeared in the Hanna-Barbera animated series "Space Ghost".  Zorak appeared as a 7 ft green mantis and is a foe of the show's titular superhero.

NonExist: Nonexist is a Swedish melodic death/thrash metal group formed by former Arch Enemy vocalist, Johan Liiva.  Liiva, guitarist/bassist (on record) Johan Reinholdz (of Andromeda, Skyfire) and drummer Matte Modin (of Defleshed, Dark Funeral).  They began playing together as Nonexist in 2000; in May 2002, they released their debut album, "Deus Deceptor", on New Hawen Records in Europe and Century Media in North America.  The group attempted to put together a touring lineup in 2002, but this never occurred, in part due to the group members' commitment to other projects.  In 2003 Liiva and Modin split from the group, leaving Reinholdz the primary (and only) member.  In 2004 Liiva (now with Hearse) confirmed the group's demise.

Johan Liiva: Johan Patrik Mattias Liiva (born 18 November 1970 in Helsingborg) is a Swedish extreme metal vocalist, most widely recognized as the founding vocalist of popular melodic death metal band Arch Enemy, as well as a former member of Carnage, Furbowl, and NonExist.  He is currently working as vocalist with the band Hearse and with his former Arch Enemy bandmates in Black Earth.

Supporting paragraphs: Space Ghost's Surf &amp; Turf Zorak
Answer: 7 ft