English — US & UK comics
← All languages · most collected first
- Nyoka the Jungle Girl 1957 · Cleland · 4 issues
- OBE 2020 · Antarctic Press · 4 issues
- Oblivion Trials 2022 · Source Point Press · 4 issues
- Occult Crimes Taskforce 2006 · Image · 4 issues
- Oddly Normal 2015 · Image · 4 issues
- Offbeats 2019 · Antarctic Press · 4 issues
- Official How to Draw Transformers 1987 · Blackthorne · 4 issues
- Oggy and the Cockroaches 2019 · American Mythology Productions · 4 issues
- Oglaf 2011 · TopatoCo · 4 issues
- Ogre 1994 · Black Diamond · 4 issues
- Ogres 2019 · Source Point Press · 4 issues
- Oh Hell 2016 · Overground Comics · 4 issues
- Oh Joy Sex Toy 2016 · Oni Press · 4 issues
- Oh, Killstrike 2015 · Boom! Studios · 4 issues
- Oh My Goth! 1998 · Sirius Entertainment · 4 issues
- Oink: Blood and Circus 1998 · Kitchen Sink Press · 4 issues
- Okko: The Cycle of Air 2010 · Archaia Studios Press · 4 issues
- Okko: The Cycle of Earth 2008 · Archaia Studios Press · 4 issues
- Okko: The Cycle of Water 2006 · Archaia Studios Press · 4 issues
- Oklahoma Kid 1957 · L. Miller & Son · 4 issues
- Oklahoma Kid 1957 · Farrell · 4 issues
- Oktane 1995 · Dark Horse · 4 issues
- Old Time Comics 1974 · Tower Press · 4 issues
- Old Wounds 2015 · Pop! Goes the Icon · 4 issues
- Oliver 2019 · Image · 4 issues
- Olivia Twist 2018 · Dark Horse · 4 issues
- Olympus 2009 · Image · 4 issues
- OMAC: One Man Army Corps 1991 · DC · 4 issues
- Omaha the Cat Dancer 1994 · Fantagraphics · 4 issues
- Omega 2022 · Cutaway Comics · 4 issues
- Omega Comics Presents 2010 · Pop! Goes the Icon · 4 issues
- Omega Megaera 2025 · Kodansha USA · 4 issues
- Omega One 2008 · Big City Comics · 4 issues
- Omega the Unknown 1974 · Yaffa / Page · 4 issues
- Once Our Land 2019 · Scout Comics · 4 issues
- One Pound Gospel 1996 · Viz · 4 issues
- One Pound Gospel 2008 · Viz · 4 issues
- One-Winged Shuttler 2021 · 小学館 [Shogakukan] · 4 issues
- Oni 2001 · Dark Horse · 4 issues
- Oninagi 2009 · Yen Press · 4 issues
- On or Off 2022 · Tokyopop · 4 issues
- Onslaught Unleashed 2011 · Marvel · 4 issues
- Onyx 2015 · IDW · 4 issues
- Onyx Overlord 1992 · Marvel · 4 issues
- Open Space 1989 · Marvel · 4 issues
- Operation Eclipse 2020 · Unparalleled Comics · 4 issues
- Operation Sunshine 2023 · Dark Horse · 4 issues
- Operation Sunshine: Already Dead 2024 · Dark Horse · 4 issues
- Opposite Forces 2002 · Funny Pages Press · 4 issues
- Opposite Forces 2005 · Alias · 4 issues
- Orb: On the Movements of the Earth 2023 · Seven Seas Entertainment · 4 issues
- Orc Island 2022 · Bad Idea · 4 issues
- Orcs!: The Curse 2022 · Boom! Studios · 4 issues
- Orcs!: The Gift 2023 · Boom! Studios · 4 issues
- Order & Outrage 2023 · Dark Horse · 4 issues
- Oreimo 2012 · Dark Horse · 4 issues
- Orient Sexpress 2002 · Fantagraphics · 4 issues
- Original Man, the Most Powerful Man in the Universe 1992 · Omega 7 · 4 issues
- Origins of the Cadre 2005 · Nifty Comics · 4 issues
- Orochi: The Perfect Edition 2022 · Viz · 4 issues
- Ororo: Before the Storm 2005 · Marvel · 4 issues
- Orphan and the Five Beasts 2021 · Dark Horse · 4 issues
- Orphan and the Five Beasts: Bath of Blood 2025 · Dark Horse · 4 issues
- Our Bones Dust 2023 · Image · 4 issues
- Our Dreams at Dusk: Shimanami Tasogare 2019 · Seven Seas Entertainment · 4 issues
- Our Soot Stained Heart 2025 · Mad Cave Studios · 4 issues
- Our Teachers Are Dating! 2020 · Seven Seas Entertainment · 4 issues
- Outdoor Life 2007 · Bonnier Corporation · 4 issues
- Outer Orbit 2006 · Dark Horse · 4 issues
- Outer Space 1950 · New Century Press · 4 issues
- Out for Blood 1999 · Dark Horse · 4 issues
- Out of This World 2015 · Robin Snyder and Steve Ditko · 4 issues
- Overpower Game Guide 1995 · Marvel · 4 issues
- Over the Garden Wall 2015 · Boom! Studios · 4 issues
- Oxymoron: The Loveliest Nightmare 2015 · ComixTribe · 4 issues
- Oz 2008 · Transfuzion Publishing · 4 issues
- Ozark Ike 1949 · Better Publications of Canada · 4 issues
- Pacific Comics Club Presents Flash Gordon 1981 · Pacific Comics Club · 4 issues
- Pacific Comics Club Presents Krazy and Ignatz 2001 · Pacific Comics Club · 4 issues
- Pacific Presents 1982 · Pacific Comics · 4 issues