Len Wein
Len Wein is credited as writer on 945 issues, penciller on 5 issues, inker on 5 issues and colorist on 2 issues in grailworth's catalog, 770 issues of them across 181 series we value. That includes 7 key issues, such as Giant-Size X-Men #1 (1975), House of Secrets #92 (1956) and Incredible Hulk #180 (1962). Characters first seen in issues they wrote or drew include Swamp Thing, Anton Arcane, Alec Holland and Matthew Cable.
Key issues
Characters they introduced
Every issue
2099 Unlimited (1993) 1 issue
Adventure Comics (1938) 23 issues
Airboy (1986) 3 issues
Alien Encounters (1985) 1 issue
All-Star Western (1970) 1 issue
Amazing Spider-Man (1963) 31 issues
Astonishing Tales (1970) 2 issues
Avengers (1963) 2 issues
Batman (1940) 19 issues
Before Watchmen: Comedian (2012) 2 issues
Before Watchmen: Minutemen (2012) 2 issues
Before Watchmen: Nite Owl (2012) 2 issues
Before Watchmen: Silk Spectre (2012) 2 issues
The Bravados (1971) 1 issue
Brave and the Bold (1955) 2 issues
Chamber of Chills (1972) 2 issues
Chamber of Darkness (1969) 1 issue
Classic X-Men (1986) 3 issues
Conan the Barbarian (1970) 1 issue
Convergence Detective Comics (2015) 2 issues
Convergence Swamp Thing (2015) 2 issues
Crazy Magazine (1973) 1 issue
Creatures on the Loose (1971) 2 issues
Creepy (2009) 1 issue
Crisis on Infinite Earths (1985) 1 issue
Danger Trail (1993) 4 issues
Daredevil (1964) 2 issues
DC Challenge (1985) 2 issues
DC Special (1968) 1 issue
DC Super Stars (1976) 1 issue
DCU: Legacies (2010) 4 issues
Detective Comics (1937) 20 issues
Dick Tracy (1990) 1 issue
Dracula Lives (1973) 1 issue
Eerie (1965) 2 issues
Flash (1959) 4 issues
Giant-Size Chillers (1975) 1 issue
Giant-Size Defenders (1974) 3 issues
Giant-Size Fantastic Four (1974) 1 issue
Giant-Size Man-Thing (1974) 1 issue
Giant-Size Spider-Man (1974) 2 issues
Giant-Size X-Men (1975) 1 issue
Giant-Size X-Men (2005) 1 issue
The Good Guys (1993) 1 issue
Green Lantern Annual (1992) 1 issue
Grimm's Ghost Stories (1972) 2 issues
Heroes Against Hunger (1986) 1 issue
Hot Wheels (1970) 3 issues
Human Target (2010) 3 issues
Incredible Hulk (1962) 46 issues
Incredible Hulk (1999) 1 issue
Iron Man (1968) 4 issues
Jonah Hex (1977) 3 issues
Justice League of America (1960) 15 issues
Justice Machine (1987) 2 issues
Justice Machine Annual (1989) 1 issue
King-Size Hulk (2008) 1 issue
Kull, the Conqueror (1971) 1 issue
Marvel Feature (1971) 1 issue
The Marvel No-Prize Book (1983) 1 issue
Marvel Premiere (1972) 2 issues
Marvel Preview (1975) 3 issues
Marvel Spotlight (1971) 1 issue
Marvel Super-Heroes (1967) 2 issues
Marvel Two-in-One (1974) 2 issues
Metal Men (1963) 1 issue
Midnight Sons Unlimited (1993) 1 issue
Mystery in Space (1951) 1 issue
The New Titans (1988) 1 issue
Nightmare (1970) 1 issue
Power Man (1974) 4 issues
Psycho (1971) 1 issue
Saga of the Swamp Thing (1982) 2 issues
Savage Tales (1971) 1 issue
Secret Hearts (1949) 1 issue
Secret Origins (1986) 3 issues
Sgt. Rock Special (1988) 1 issue
The Shadow (1973) 1 issue
Shadow of the Batman (1985) 1 issue
Showcase '93 (1993) 3 issues
Showcase '94 (1994) 2 issues
Simpsons Comics (1993) 3 issues
Special Edition X-Men (1983) 1 issue
Spider-Man Adventures (1994) 1 issue
Spider-Man vs. Dracula (1994) 1 issue
The Spirit (1977) 1 issue
Spoof (1970) 1 issue
Star*Reach (1974) 1 issue
Star*Reach Classics (1984) 1 issue
Supergirl (1972) 1 issue
Superman / Batman Annual (2006) 1 issue
Supernatural Thrillers (1972) 1 issue
Supreme Annual (1995) 1 issue
Teen Titans (1966) 1 issue
Thor (1966) 31 issues
Thunderbolts (1997) 1 issue
Tower of Shadows (1969) 1 issue
Treehouse of Horror (1995) 2 issues
UltraForce (1995) 1 issue
Ultraverse Unlimited (1996) 1 issue
Uncanny Origins (1996) 2 issues
Valkyrie (1997) 1 issue
Vampirella (1969) 3 issues
The Victorian (1999) 2 issues
Warriors of Plasm (1993) 3 issues
Weird Worlds (1972) 3 issues
Werewolf by Night (1972) 4 issues
Western Gunfighters (1970) 3 issues
Wild Western Action (1971) 1 issue
The Witching Hour (1969) 2 issues
Wonder Woman (1942) 1 issue
World's Finest Comics (1941) 2 issues
Worlds Unknown (1973) 2 issues
X-Men (1963) 3 issues
X-Men: Gold (2014) 1 issue
Young Romance (1963) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.