Magic: the Gathering - Datenbank

At the beginning of your upkeep or whenever you cast a blue spell, put a charge counter on Shrine of Piercing Vision. [T], Sacrifice Shrine of Piercing Vision: Look at the top X cards of your library, where X is the number of charge counters on Shrine of Piercing Vision. Put one of those cards into your hand and the rest on the bottom of your library in any order.