Mentor to Cronyn
Merrill was present at the meeting between Phoebe and Paige and Cronyn at a pizzaria. With with magic gone from the world, the Cronyn had a set a trap by filling the pizzaria with demons. Before he left, Cronyn ordered his demons to kill the sisters. Merrill was injured in the fight and was later interrogated by Phoebe and Paige. When Merrill revealed the prophecy, the sisters realized that Piper's child was the Twice-Blessed Child.
What became of Merrill after the sisters returned to the manor to stop Cronyn is unknown. It is possible that they vanquished him or that he escaped once magic was restored.
- Merrill's name might be a reference from the famous wizard Merlin.
- It is unknown if he has any other powers since he only appeared when magic disappeared.
Merrill appeared in a total of 1 episode throughout the course of the series.
- Season 5
- The Day the Magic Died