Skulking Vigilante

Flash
Trample, vigilance, shroud

Whenever a opponent creates a treasure, draws a card, or puts into play a land, if it was not the first one of their turn, put a +1/+1 counter on Skulking Vigilante.

{3}{w}{w}: Flip this card. This ability costs {1} less to activate per +1/+1 counter on this card.