John Buscema & George Klein, with alterations to the Ringmaster's face & arm by John Romita. The GCD notes that the original unaltered version was used on the cover of Marvel Super Action #21 and on issue #88 of the UK Avengers series. I'll post that when the contest is over.
Last Edit: Mar 3, 2021 23:28:31 GMT -5 by Rob Allen
-- Rob Allen
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