Villain with O
- Ogre
- Otto Octavius
- Octavious
- Osama bin laden
- Octavius
- Overlord
- Odin
- Omni man
- Omniman
- Omega
- Oblivion
- Orochimaru
- OJ Simpson
- onceler
- Ozymandias
- Annons
- Otto
- Orion
- Otto octavious
- osborn
- Orc
- Orcs
- Oliver
- Obito
- Osborne
- Osama
- Ozai
- Octavian
- othello
- octoman
- Oracle
- oswald cobblepot
- Oberon
- Oswald
- Ophelia
- Onslaught
- Odd Job
- Obadiah Stane
- Omega red
- octo octavius
- Oddjob
- O'hare
- Oman
- orange
- Octavio
- Orange man
- Oger
- Oogie Boogie
- Octopus Doctor
- Obliterator
- Orson
- Ogres
- Oculus
- Octavios
- oedipus
- octavia
- Omicron
- Omarosa
- ock
- orpheus
- Oli London
- Annons
- Ocean
- ozzy
- Owlman
- Octane
- oliver twist
- OSCAR
- owen
- octupus
- Octavias
- olive
- Opps
- Oddball
- Orangutan man
- Outsider
- Oni
- Octopi
- Owl man
- Ostrich
- Ogar
- Otello
- orlando
- orson welles
- Otto Von Bismark
- Om puri
- Ohio
- Opal
- Otto Octavias
- odile
- Orca
- Osbourne
- Ork
- Orochi
- Ozark
- Outlander
- Ollie
- oclin
- Oh no
- Oligarchs
- Omkara
- Ojoker
Orden på listan Villain with O kommer från spelare av ordleken Stad, Land, Flod.