- Galaktikon (2017)[6] 1-6
- Gambit (1986)[2] 1-2
- Gambit (1999)[25] 1-25
- Gambit (2004)[12] 1-12
- Gamora (2017)[5] 1-5
- Garfield (1980)[50] 1-30,32-51
- Gasolina (2017)[6] 2-7
- GearHead (2007)[4] 1-4
- Gemini (2008)[4] 1-4
- Gemini Blood (1996)[9] 1-9
- Gen13 (1995)[78] 0-77
- Gen13 Bootleg (1996)[20] 1-20
- Gene Autry Comics (1946)[100] 1-47,49-101
- Generation Gone (2017)[5] 1-5
- Generation X (1994)[75] 1-75
- Generation X (2017)[12] 1-9,85-87
- Generation Zero (2016)[8] 1-4,6-9
- Genius Cartel (2017)[5] 1-5
- George Romero's Empire of the Dead: Act Three (2015)[5] 1-5
- Ghost (1995)[36] 1-36
- Ghostbusters (2011)[16] 1-16
- Ghostbusters (2013)[20] 1-20
- Ghostbusters: Con-Volution (2010)[1] 1
- Ghostbusters: International (2016)[11] 1-11
- Ghosted (2013)[20] 1-20
- The Ghost Fleet (2014)[8] 1-8
- The Ghost in the Shell (2016)[2] 1-2
- Ghostly Tales (1966)[115] 55-169
- Ghost Rider (1973)[81] 1-81
- Ghost Rider (1990)[93] 1-93
- Ghost Riders: Heaven's on Fire (2009)[5] 1-5
- Ghosts (1971)[100] 1-31,33-40,42-58,60-61,63-64,66-67,72,74,76,78-112
- Ghosts of Dracula (1991)[5] 1-5
- Ghost Whisperer (2008)[3] 3-5
- Ghoul Scouts (2016)[4] 1-4
- Giant Days (2015)[34] 1-21,23-24,26,28-37
- Giant Robot Warrior Maintenance Crew (2014)[3] 1-3
- Giants (2017)[5] 1-5
- G.I. Combat (1952)[288] 1-288
- GI Joe (1995)[4] 1-4
- G.I. Joe (2001)[43] 1-43
- G.I. Joe (2005)[37] 0-36
- G.I. Joe (2011)[21] 1-21
- G.I. Joe (2013)[14] 1-10,12-15
- G.I. Joe (2016)[9] 1-9
- G.I. Joe: A Real American Hero (1982)[245] 1-236,239-243,245-247,250
- G.I. Joe Australia (1989)[4] 1-4
- G.I. Joe Cobra (2011)[18] 1-5,7-9,11-14,16-21
- G.I. Joe: European Missions (1988)[15] 1-15
- G.I. Joe: Hearts & Minds (2010)[5] 1-5
- G.I. Joe Movie Prequel (2009)[4] 1-4
- G.I. Joe: Rise of Cobra Movie Adaptation (2009)[4] 1-4
- G.I. Joe: Special - Helix (2009)[1] 1
- G.I. Joe Special Missions (1986)[28] 1-28
- Girls (2005)[20] 1-20
- Girls' Romances (1950)[149] 1-2,4-14,16-28,30-44,46-48,50-58,61-76,78-80,82-96,98-101,103-160
- Girrion (2016)[3] 1-2,4
- glamourpuss (2008)[26] 1-26
- Glitterbomb: The Fame Game (2017)[4] 1-4
- GloomCookie (1999)[27] 1-25,27-28
- Glory (1995)[16] 0-15
- God Country (2017)[5] 1-3,5-6
- The Goddamned (2015)[5] 1-5
- God Is Dead (2013)[34] 1-18,27-36,43-48
- Godshaper (2017)[6] 1-6
- Godzilla (1977)[24] 1-24
- Godzilla (2012)[13] 1-13
- Godzilla in Hell (2015)[5] 1-5
- Godzilla: Oblivion (2016)[5] 1-5
- Godzilla: Rage Across Time (2016)[5] 1-5
- Go Girl! (2000)[5] 1-5
- Gold Digger (1999)[202] 1-149,200-252
- The Golden Age (1993)[4] 1-4
- Golden Legacy (1966)[16] 1-16
- Golden Love Stories (1950)[1] 4
- Goldie Vance (2016)[12] 1-12
- Golly! (2008)[3] 1-3
- The Goon (2003)[44] 1-44
- The Goon: Once Upon a Hard Time (2015)[4] 1-4
- Goosebumps: Monsters at Midnight (2017)[3] 1-3
- Gotham Academy (2014)[18] 1-18
- Gotham Academy: Second Semester (2016)[12] 1-12
- Gotham By Midnight (2015)[12] 1-12
- Gotham Central (2003)[40] 1-40
- Gotham City Garage! (2017)[12] 1-12
- Gotham City Sirens (2009)[26] 1-26
- Grant Morrison's 18 Days (2015)[23] 1-13,15-18,20,22-26
- Graphic Classics (2001)[24] 1-24
- Grass Kings (2017)[12] 1-9,12-14
- The Gravediggers Union (2017)[5] 1-2,4-6
- Gravestone (1993)[7] 1-7
- Graveyard of Empires (2011)[4] 1-4
- Graveyard Shift (2014)[4] 1-4
- Gravity Falls Shorts (2017)[2] 1-2
- Grayson (2014)[20] 1-20
- The Great Divide (2016)[6] 1-6
- The Greatest Adventure (2017)[7] 1-7
- Great Lakes Avengers (2016)[7] 1-7
- Great Pacific (2012)[16] 1-7,10-18
- Green Arrow (1988)[139] 0-137,1000000
- Green Arrow (2001)[75] 1-75
- Green Arrow (2011)[52] 0,2-52
- Green Arrow (2016)[40] 1-40
- Green Lantern (1960)[205] 1-205
- Green Lantern (1990)[183] 0-181,1000000
- Green Lantern (2005)[48] 1-8,10-11,13-20,22-23,26-27,30-35,39-42,49,52,54-67
- Green Lantern (2011)[46] 6-27,29-52
- Green Lantern (2016)[3] 1-3
- Green Lantern Corps (2006)[62] 1-38,40-63
- Green Lantern Corps (2011)[39] 0,3-40
- Green Lantern Corps: Edge of Oblivion (2016)[6] 1-6
- Green Lantern Corps: Recharge (2005)[5] 1-5
- Green Lantern: Lost Army (2015)[6] 1-6
- Green Lantern: New Guardians (2011)[40] 0,2-40
- Green Lantern: Rebirth (2004)[6] 1-6
- Green Lanterns (2016)[45] 1-22,24-46
- Green Lanterns (2017)[6] 1-6
- Green Valley (2016)[8] 1-6,8-9
- Grendel: Black, White & Red (1998)[4] 1-4
- Grendel: Devil's Legacy (2000)[12] 1-12
- Grendel: Devil's Reign (2004)[7] 1-7
- Grendel: God and the Devil (2003)[11] 0-10
- Grifter (2011)[16] 0,2-16
- Grimjack (1984)[81] 1-81
- Grimm Fairy Tales (2005)[117] 0-14,17-21,28-57,59-125
- Grimm Fairy Tales (2016)[13] 1-10,12-14
- Grimm Fairy Tales: Day of the Dead (2017)[6] 1-6
- Grimm Fairy Tales: Halloween Special (2009)[9] 1-9
- Grimm Fairy Tales presents Ascension (2014)[5] 1-5
- Grimm Fairy Tales presents Realm War Age of Darkness (2014)[12] 1-12
- Grimm Fairy Tales presents Robyn Hood (2014)[20] 1-20
- Grimm Fairy Tales presents Werewolves: The Hunger (2013)[3] 1-3
- Grimm Fairy Tales presents Wonderland (2012)[44] 1-22,27-40,42-48,50
- Grimm Tales of Terror (2015)[11] 1-9,12-13
- Grimm Tales of Terror: Vol. 3 (2017)[11] 1-11
- Grizzly Shark (2016)[3] 1-3
- Groo: Fray of the Gods (2016)[4] 1-4
- Groo: Friends and Foes (2015)[12] 1-12
- Groo the Wanderer (1982)[8] 1-8
- Grrl Scouts : Magic Socks (2017)[5] 2-6
- Grumpy Cat & Pokey (2016)[6] 1-6
- Guardians 3000 (2014)[8] 1-8
- Guardians of Infinity (2016)[8] 1-8
- Guardians Of Knowhere (2015)[4] 1-4
- Guardians of the Galaxy (1990)[62] 1-62
- Guardians of the Galaxy (2008)[24] 2-25
- Guardians of the Galaxy (2013)[26] 2-27
- Guardians of the Galaxy (2015)[19] 1-19
- Guardians of the Galaxy Vol. 2 Prelude (2017)[2] 1-2
- Gun Runner (1993)[6] 1-6
- Gunsmith Cats (1995)[10] 1-10
- Gunsmith Cats: Goldie vs. Misty (1997)[7] 1-7
- Gunsmith Cats: Kidnapped (1999)[10] 1-10
- Guns of the Black Bat (2016)[3] 1-3
- Gutsville (2007)[3] 1-3
- Gutter Magic (2016)[4] 1-4
- Guust (1963)[6] 6-10,13
- Guy Gardner (1992)[16] 1-16
- GWAR: Orgasmageddon (2017)[3] 1-3