Trinisphere [Darksteel] 78 you may reveal a creature

you may reveal a creature card from your hand

Set: Wilds of Eldraine Type: Creature — Spirit Knight Rarity: Mythic Cost: {5}{W}{W}{W} Flying

Tap an untapped artifact you control: Add U

Hedron Grinder

where X is the number of basic land types among lands you control

Trinisphere [Darksteel] 78 you may reveal a creatureSet: Darksteel Type: Artifact Rarity: Rare 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.)