Murmur

Murmur, Servant of Asmodeus, Pimp Demon of Hell.
Appeared in Season 2.
Murmur insulted Fionn Corvin's mother Morrigan at the opening of the Burning Man games, in front of the gathered hordes of Hell. Fionn assured him he would tear his heart out and throw it to the crowd for the insult.
Later, Fionn tore his heart out and threw it to the crowd for the insult.
He told the crowd this was what any who disrespected his family could expect.
When he told Morrigan of this she hugged him delightedly, then whispered "We will never tell anyone about this moment."