Guardians of the Galaxy #23

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  • Origin of Symbiotes
  • 1st appearance of the planet Klyntar, named after the Symbiote word for "cage”, comprised of Symbiote mass with Knull's physical body at the center
  • 1st mention of the team Agents of the Cosmos
Details
Publisher Marvel
Published March 2015
Written By Brian Michael Bendis
Illustrated By Christian Ward