Zartra - Ziran The Tester

Ziran The Tester

Further reading
    • Ziran the Tester at the Marvel Universe wiki
    • Ziran the Tester on Marvel Database, a Marvel Comics wiki
    • Ziran the Tester at the Comic Book DB
    • Ziran the Tester at the Grand Comics Database

Ziran the Tester is a Celestial in the Marvel Comics universe. The character, created by Jack Kirby, first appeared in The Eternals #18 (December 1977).

Within the context of the stories, Ziran is the Celestial tasked with testing the stability of the genetic material of life forms they alter. He is present during at least the First and Fourth Hosts to visit Earth.

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