Fanatical Offering
Instant
As an additional cost to cast this spell, sacrifice an artifact or creature.
Draw two cards and create a Map token. (It's an artifact with ", 
, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")
The gateway could be opened only by the spilling of innocent blood. Vito did not hesitate.
Illustrated by
The Lost Caverns of Ixalan#105CommonEnglish