Action Comics #340 CGC 9.0 1st Appearance of Parasite, Interior double-page pin-up of Superman (Cert 0001)

Why it's Hot:

• 1st appearance of Parasite
• Interior double-page pin-up of Superman
  

Synopsis:

Exposed to radioactive waste, lab worker Jensen becomes the Parasite, who has the ability to absorb energy from all living beings, including Superman. The Fact Finder, a professional blackmailer, has deduced that Supergirl was once associated with the Midvale Orphanago, and he uses the opportunity of a reunion there to try and figure out her secret identity.