Cranial Insertion | Cranial Cardsearch

Trinisphere
Source: Darksteel (DST)
Rarity: R
Artist: Tim Hildebrandt

Mana Cost: (CMC: 3)

Card Type: Artifact

Rules Text:
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 to cast costs to cast instead.)