At the beginning of your upkeep and whenever you cast a green spell, put a charge counter on Shrine of Boundless Growth.

, Sacrifice Shrine of Boundless Growth: Add for each charge counter on Shrine of Boundless Growth.

At the beginning of your upkeep and whenever you cast a black spell, put a charge counter on Shrine of Limitless Power.

, , Sacrifice Shrine of Limitless Power: Target player discards a card for each charge counter on Shrine of Limitless Power.

At the beginning of your upkeep and whenever you cast a blue spell, put a charge counter on Shrine of Piercing Vision.

, 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.