Dark Confidant
Creature — Human Wizard
At the beginning of your upkeep, reveal the top card of your library and put that card into your hand. You lose life equal to its mana value.
"Newly conjured demons arrive confused, angry, and unsure how to direct their cruelty. I offer a few fun suggestions."
Victor Adame Minguez
Foundations Jumpstart (J25)
• #114Rulings
If a card in a player's library has {X} in its mana cost, X is considered to be 0.
(wotc • 2020-08-07)
Rulings
If a card in a player's library has {X} in its mana cost, X is considered to be 0.
(wotc • 2020-08-07)