Character

Omnipotus

1

Omolola

1

Onaan

3

One Above All

4

One Below All

3

One-Punch Man

2

Onimar Synn

1

Onomatopoeia

2

Onome

1

Onslaught

4

Onslaught (Jihad)

1

Onyx

1

Onyxx

1

Oog

1

Opal Android 5947

1

Opal Luna Saturnyne

2

Operator

1

Ophelia Vermis

1

Optimus Primal

1

Optimus Prime

6

Ora Serrata

1

Oracle

10

Oracle (Nedor)

1

Oran Dargg

1

Orana

2

Orange Lantern Corps

2

Orb, The

2

Orbis Stellaris

1

Orca

2

Orchis

2

Ord

1

Order of St. George

4

Orghams

1

Orikal

1

Orion

5

Orion (Marvel)

1

Orista

1

Orka

2

Orko

1

Orla Jareni

1

Orman

1

Ornitho-Men

1

Oroku Hiroto

1

Orphan

4

Orphan Maker

3

Orphans

2

Orrgo

2

Orson Krennic

1

Orson Randall

2

Osama Bin Laden

1

Osiris

3

Osiris (Marvel)

1

Osiris Club

1

Osita

1

Oswald the Rabbit

3

Otherkind

1

Others, The

1

Otto Vermis

1

Our Gang

1

Outer Circle

3

Outkast

1

Outlaw

1

Outlaw (Marvel)

2

Outlaw Kid

1

Outlaw Nigel Higgins

1

Outlaws

1

Outliers

2

Outriders

1

Outsider

1

Outsider (Alfred)

2

Outsiders

3

Ove

1

Over-Mind

1

Overdrive

1

Overhawk

2

Overlord

1

Overman

1

Override

2

Overseer

1

Overtime

2

Overtkill

1

Owen Lars

1

Owl

1

Owl, The (Golden Age)

1