History of character has not yet been written.
- Enemy of Karate Kid.
- This version of Pulsar, including all history and corresponding appearances, was erased from existence following the collapse of the original Multiverse in the 1985–86 Crisis on Infinite Earths limited series. Even though versions of the character may have since appeared, this information does not apply to those versions.
- 3 Appearances of Benjamin Day (Earth-One)
- 1 Images featuring Benjamin Day (Earth-One)
- Quotations by or about Benjamin Day (Earth-One)
- Character Gallery: Benjamin Day (Earth-One)
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