Valerie Cooper

Born in the Silver Age pages of Josie and the Pussycats #46 back in 1970 — courtesy of creators Dick Malmgren and Dan DeCarlo — Valerie Cooper has quietly become one of Marvel's most enduring behind-the-scenes presences, racking up 79 catalog appearances across an impressive 53-year span. An X-Men affiliate who moves through the corridors of power alongside heavy hitters like Rogue, Cyclops, and Beast, she's the kind of character whose influence ripples through landmark series including X-Men, Captain America, and Civil War: X-Men. With three key-issue appearances to her name and a publishing history that stretches from the Nixon era to the 2020s, Cooper is a testament to how a well-crafted supporting player can quietly become indispensable to Marvel's mutant mythology — absolutely worth tracking down for any serious collector.