As an additional cost to cast this spell, sacrifice an artifact.
Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.
Mana cost
X
U
U
Mana value
2
Printings
From
$3.62
EDHREC rank
#3120
Buy
Formats
Modern
Legal
Legacy
Legal
Vintage
Legal
Commander
Legal
Rulings
7 Aug 2020
If a card in a player's library has {X} in its mana cost, X is considered to be 0 for that card.