Dark Confidant
From Ravnica: City of Guilds set
Dark Confidant
Creature — Human Wizard
2/1
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.
Rulings
- If a card in a player's library has {X} in its mana cost, X is 0 for the purpose of determining its mana value.
- If a card in a player's library has {X} in its mana cost, X is considered to be 0.
