Born March 31, 1937, in Peru, Pablo Marcos Ortega built a career that made him one of his home country's most respected cartoonists while simultaneously establishing a substantial presence in American mainstream comics. He came up through commercial illustration before finding his footing in the industry during the late 1960s, with his credited work spanning from 1969 through the present day — a remarkably long stretch of active output across more than 700 issues.
Marcos is closely associated with the gritty, atmospheric work that defined Marvel's black-and-white magazine line of the early 1970s. His most personal contribution to that era was the Zombie, appearing in *Tales of the Zombie* (1973–1975), where he handled the art on virtually every story in the series. That sustained run gave the character much of its visual identity. He also brought his pencils and inks to marquee titles including *Batman*, *Conan the Barbarian*, *The Avengers*, *Marvel Two-in-One*, *Dracula Lives*, and *Star Trek: The Next Generation*, among many others. His versatility extended across genres — horror, sword-and-sorcery, superhero, and science fiction — and he worked in penciling, inking, and coloring across his career.
No major award information was available in the source material, but Marcos's longevity and volume of work speak to a steady professional reputation earned over more than five decades.
The Mighty World of Marvel (1972) · 42
Dracula Lives (1973) · 19
Marvel Two-in-One (1974) · 14
The Savage Sword of Conan (1974) · 12
Planet of the Apes (1974) · 11
Fantastic Four (1961) · 10
I Fantastici Quattro (1971) · 8
Conan the Barbarian (1970) · 7
World's Finest Comics (1941) · 6
Los Vengadores (1974) · 6
El Hombre Araña / El Asombroso Hombre Araña (1980) · 6
Master of Kung Fu (1974) · 5
Captain Britain (1976) · 5
Les Défenseurs (1981) · 5
Justice League of America (1960) · 5
Secret Society of Super-Villains (1976) · 4
Marvel Classics Comics (1976) · 4
The Amazing Spider-Man (1963) · 4
Svärdet (Sällsamma sagor om det blodiga svärdet med Conan) (1974) · 3
Captain America (1968) · 3
Capitaine America (1970) · 3
DC Comics Presents (1978) · 3
Marvel Super Hero Contest of Champions (1982) · 3
Superman Album (1982) · 3
The Fury of Firestorm (1982) · 3
All-Star Squadron (1981) · 3
Electric Warrior (1986) · 3
Captain Marvel (1968) · 2
Astonishing Tales (1970) · 2
Tomb of Darkness (1974) · 2
Kamandi, the Last Boy on Earth (1972) · 2
Kull, the Destroyer (1973) · 2
Omega the Unknown (1976) · 2
John Carter, Warlord of Mars (1977) · 2
Doctor Strange (1974) · 2
Marvel Two-in-One Annual (1976) · 2
Star Wars Weekly (1978) · 2
Spécial Strange (1975) · 2
Marvel Superheroes [Marvel Super-Heroes] (1979) · 2
The Spectacular Spider-Man (1976) · 2
The New Teen Titans (1980) · 2
Detective Comics (1937) · 2
Conan der Barbar (1982) · 2
Superaventuras Marvel (1982) · 2
The New Teen Titans Annual (1982) · 2
A Espada Selvagem de Conan (1984) · 2
Aventuras de la Vida Real (1956) · 1
Monsters Unleashed (1973) · 1
Giant-Size Dracula (1974) · 1
Tales of the Zombie Annual (1975) · 1
Vampire Tales Annual (1975) · 1
Kull and the Barbarians (1975) · 1
Legion of Monsters (1975) · 1
Wulf the Barbarian (1975) · 1
Skull the Slayer (1975) · 1
Marvel Presents (1975) · 1
Freedom Fighters (1976) · 1
Super-Villain Team-Up (1975) · 1
Werewolf by Night (1972) · 1
Une Aventure de Conan (1976) · 1
Marvel Treasury Edition (1974) · 1
Super Spider-Man (1976) · 1
John Carter Man van Mars (1978) · 1
Tales of Terror (1978) · 1
The Mighty World of Marvel Annual (1976) · 1
Kid Colt Outlaw (1949) · 1
Man from Atlantis (1978) · 1
The Avengers Annual (1967) · 1
Atlantic-serien [Fantastiske Fire] (1978) · 1
Die Sprechblase (1978) · 1
L'Uomo Ragno [Collana Super-Eroi] (1970) · 1
Spider-Man Comic (1979) · 1
Battlestar Galactica (1979) · 1
Fantastic Four Annual (1963) · 1
The Spectacular Spider-Man Weekly / Spider-Man Comic (1979) · 1
Domingos Alegres (1954) · 1
3.D Man, Spider-Man et les 4 Fantastiques (1981) · 1
Atlantic special (1981) · 1
Atlantic Spesial [Atlantic Special] (1981) · 1
Fantastiska Fyran (1980) · 1
Junge Giganten (1981) · 1
Unknown Soldier (1977) · 1
Docteur Strange (1981) · 1
Tales of the New Teen Titans (1982) · 1
Batman Sonderausgabe (1981) · 1
Batman Taschenbuch (1978) · 1
Conan - Barbaren (1983) · 1
Gerechtigkeitsliga (1977) · 1
The Marvel No-Prize Book (1983) · 1
Batman Sonderheft (1976) · 1
Conan el Bárbaro (1983) · 1
Adventure Comics (1938) · 1
Serietidningen (1984) · 1
The Thing Is Big Ben Summer Special (1984) · 1
Batman and the Outsiders (1983) · 1
Un Récit Complet Marvel (1984) · 1
Amethyst Annual (1984) · 1
Tenårings-titanene (1984) · 1
Supermans Freunde (1984) · 1
Superman Taschenbuch (1976) · 1
Superman Special (1983) · 1
Infinity, Inc. (1984) · 1
Superman Superband (1973) · 1
Secret Origins (1986) · 1
Amethyst Special (1986) · 1
Teen Titans Spotlight (1986) · 1
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