"Smash the Sponge Man -- or Die": The synopsis for this issue has not yet been written.

Challengers of the Unknown #51 is an issue of the series Challengers of the Unknown (Volume 1) with a cover date of August, 1966. It was published on June 7, 1966.

Appearing in "Smash the Sponge Man -- or Die"

Featured Characters:

Supporting Characters:


Other Characters:


  • Fortress Fishhook
  • Scorpio Headquarters


  • Neptimus robot


  • None

Synopsis for "Smash the Sponge Man -- or Die"

  • Synopsis not yet written.



  • No trivia.

See Also

Recommended Reading

Links and References

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Look at how sad this is making Batman. You did this.

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