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Raymond Maxwell Jensen

Raymond Maxwell Jensen

16 appearances · Silver Age · 1966–2026
Who is Raymond Maxwell Jensen?

Raymond Maxwell Jensen was a greedy laborer who broke into restricted containers at a nuclear facility hoping to find valuables, and instead was bombarded with radioactive energy that transformed him into the Parasite — a villain who drains the life force and powers of anyone he touches.

Few characters can claim a Silver Age debut that still resonates across six decades of DC history, but Raymond Maxwell Jensen is exactly that kind of slow-burn discovery. First introduced in Action Comics #340 in 1966 by the talented Jim Mooney, Jensen emerged during comics' most imaginative era and has kept remarkable company ever since — sharing pages with Superman, Batman, and Green Lantern across titles like Action Comics and DC Universe: Legacies. That last series is telling: when DC wants to chronicle the sweep of its own universe, Jensen earns a seat at the table. With 60 years of publication history behind him, this is a character whose place in the DC tapestry rewards the curious collector willing to dig in.

★ First appearance
Action Comics #340
Aug 1966

Top series

Covers through the years — 1966–2026

Action Comics #340 1966
Action Comics #340
Superman #319 1978
Superman #319
Marvel Treasury Edition #28 1981
Marvel Treasury Edition #28
Who's Who: The Definitive Directory of the DC Universe #17 1986
Who's Who: The Definitive Directory of the DC Universe #17
Crossover Classics: The Marvel / DC Collection #[1] 1992
Crossover Classics: The Marvel / DC Collection #[1]
DCU: Legacies #4 2010
DCU: Legacies #4
Marvel / DC: Spider-Man / Superman #1 2026
Marvel / DC: Spider-Man / Superman #1

Appearances

Action Comics (1938)
Superman (1939)
Marvel Treasury Edition (1974)
#28
DC Comics Presents (1978)
#55
Who's Who: The Definitive Directory of the DC Universe (1985)
#17
Crossover Classics: The Marvel / DC Collection (1992)
Superman and Spider-Man (1995)
DCU: Legacies (2010)
DC Universe: Legacies (2011)
Dial H (2012)
#6
Adventures of Superman (2013)
#1
DC and Marvel Present: Superman and Spider-Man (Treasury Edition) [Facsimile Edition] (2026)
Marvel / DC: Spider-Man / Superman (2026)
#1