Trinisphere [Kaladesh Inventions] Urza’s Power-Plant Protection from white (This creature

Protection from white (This creature can't be blocked

−7: Exile the top ten cards of your library

and cannot be truly contained

Then each player reveals their chosen card

if it's not your turn

Trinisphere [Kaladesh Inventions] Urza’s Power-Plant Protection from white (This creatureSet: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {3} As long as Trinisphere is untapped, each spell that would cost less than three mana to cast costs three mana to cast. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost {1}{B} to cast costs {2}{B} to cast instead.) "This exhibition of Nehra's Threshold Principle must be expropiated and examined for its potential