Lodestone Bauble

{0} · Artifact

{1}, {T}, Sacrifice this artifact: Put up to four target basic land cards from a player's graveyard on top of their library in any order. That player draws a card at the beginning of the next turn's upkeep.

Motor: se resuelve a mano

Rulings (1)

“Up to four” means zero, one, two, three, or four. If you choose zero targets, you still choose a player. That player will draw a card at the beginning of the next turn’s upkeep.
Wizards of the Coast · 2008-10-01