The former drug baron was attacked by inmates at Victoria's maximum-security Barwon Prison.
Serial killer Paul Haigh was banned from using tarot cards because they featured illustrations of naked women. He took the case to the Supreme Court.
"I pulled the shiv down his back twice and left a big cross that pissed blood everywhere."
Prisoners from Goulburn, Port Phillip, and Barwon share feelings.
In 2010 one of Australia's most notorious crime bosses, Carl Williams, was murdered at Victoria's Barwon Prison. A little over a year later the prison's general manager, David Prideaux, disappeared on a hunting trip. His body has never been found.