It may not be the definitive list, so please add any important quotations that may be missing, ensuring to cite the original source.
Pages with a quote from this character will automatically be added here along with the quote.
(This template will categorize articles that include it into Category:Quotes.)
It's just my true potential, my inner spirit. I'm maturing into a more rounded, more vicious criminal, is all...
I never saw you as a competition, Cluemaster. Strictly bush league. Puzzles were just a cheap gimmick for you. But they're my life. You play at conundrums. To me they're art. But I'm about to make you part of my master crime. Oh yeah.
The old criminal Riddler is gone. Before you stands Edward Nigma, a man reborn. My doctors say my formerly abberant ways have been permanently dispelled, leaving intact my, if I may say so, brilliant analytical mind.
You don't understand. .. I really didn't want to leave you any clues. I really planned never to go back to Arkham Asylum. But I left you a clue anyway. So I... I have to go back there. Because I might need help. I... I might actually be crazy.