Just the sort of thing an evil demon would come up with to mock believers.
Of course it's a deliberate fake by a charlatan.
You contradict yourself. If it's a demonic miracle then it's not a fake by a charlatan. It's either supernatural or it's a man-made fake. Can't be both.
The amount of evidence supporting the truth of St. Pio's stigmata, as well and the testimony of miracles related to Pio, is so overwhelming as to be undeniable to all but the ignorant and willfully blind. 