User blog comment:Skeith9/Heroic Spirits Speculation/@comment-175.143.156.204-20140628040923/@comment-5739199-20140628143145

Dorian Grey probably doesn't even qualify as a Heroic Spirit. (Well, neither do Dr. Jekyll and Mr. Hyde, but he was going to be a Servant in Fate/Prototype)

"2nd, if you think "horcrux" is the point of his portrait, you have totally missed the point of the story."

What was it again? It's been a few years since I read it.