1st appearances of characters whose name starts with “O”

# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Character Name
Obadiah
Obadiah Stane
Obb
Oberon
Obidiah Stane
Obi-Wan Kenobi
Obnoxio
Oboroth
Obsidian
Occulus
Ocean Master
Octavius
Octo-Meks, The
Oddball
Oddballs
Odd John (John Judson)
Odin
Odin Quincannon
officer Coogan
officer Hegerfors
officer Isabella
off. Zory
Ogor
Ogor and Kallusians
Ogre
Ogun
Ogur
Ohm
Oktober Guard
Oktober Guard II
Olaf
Oldar the Oracle
Old Justice
Old Lace (full)
Old Lace (Gertrude’s dinosaur)
Old Witch, The
Oliver Weed
Olivier Raven
Olympian
Omac
Omaha
Omaha the Cat Dancer
Omega
Omega (the ultimate Alpha Primitive)
Omega Flight
Omega Force
Omega Men
Omega Red
Omega Red (Ultimate)
Omega the Unknown (Model X32)
Omegatron
Omerta
Omni
on Doctor Occult
One Above All
One-Above-All
One-Eyed Bill
One, The
Onimar Synn
on Mighty Comic of the“100 pages" stripe
Onyx
Opal Queen
Opal Tanaka
Operative
Opsidian the Dark
Oracle
Oracle (Barbara Gordon)
Oracle (Earth-33), The
Orator
Orb
Orb of Agamotto, The
Orbus
Orca
Orchid
Ord
Order
Order of the Cross, The
Organism 0.9B
Orikal
Orion
Orion (Major James T. Greene)
Orka
Ornitho (Wanderers)
Ororo Munroe (Earth-TRN192)
Orphan (Cassandra Cain)
Orphan Maker
Orphan, The
Orpheus
Orska
Orson Payne
Oshun
Osiris
Osiris (Amon Tomaz)
Oskar (cameo)
Oskar (full)
Osmium
Ostellon
Otaki
Other (Chthon), The
Others
Our Gang
Outback
Outburst (Mitch Anderson)
Outcasts
Outcasts, The
Outlaw Kid, The
Outrage
Outsider
Outsiders
Outsiders, The
Overlord
Overmind
Overrider
Overseer
Overthrow (Arnold Beck)
Overt-Kill
Ovoids
Owen Backes
Owersword of Asgard (Odinsword)
Owl
Owlwoman
Ox
Oya
O.Z. Chase
Ozone
Ozymandias