From A Wiki of Ice and Fire
Demon's dance is a poison.
A Storm of Swords
During Tyrion Lannister's trial for the death of King Joffrey Baratheon, Grand Maester Pycelle claims that Tyrion stole a sample of demon's dance as well as other drugs from Pycelle's collection.
- ↑ A Storm of Swords, Chapter 66, Tyrion IX.