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Captain Mar-Vell. A hero who started out as a Kree spy, evolved to a warrior, became a cosmic protector, and killed by cancer. One of the few heroes to never come back.
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#1: The Silver and Bronze Ages' Superman!
#2: Green Lantern (Hal Jordan).
#3: The Atom (Ray Palmer)
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Copyright © 2017 HubPages Inc. and respective owners.