Talk:List of Generic Uses of Magic/@comment-5279400-20170609053229/@comment-25926288-20170612202538

The dialogue is pretty clear. Merlin asks when did she drink from the Grail and Nimue answers she did so when they were in her village, when Merlin was doing the detection spell looking for Vortigan.

Regardless it isn't arguable that Merlin did a detection spell and an image of Vortigan coming closer appeared.