[voice|private]
Cute. No. Reaching through rock is the same as reaching through anything for me. [Technically denser materials are more difficult but the difference between moving through water or moving through a rock is barely noticeable for her.]
It's the precision phasing of something else out that's trickier. Pulling out just a few drops of blood isn't the same as yanking out someone's heart. [And the heart yanking already takes a lot of concentration.]
So it's more like setting up a dummy with a water balloon inside or something. Or pulling sap out of a tree. Leave that to me.