Showing the one card where the name is exactly “sign in blood” and the set is “gvl”

Sign in Blood (Duel Decks Anthology: Garruk vs. Liliana #49)

Sign in Blood {B}{B}

Sorcery

Target player draws two cards and loses 2 life.

“You know I accept only one currency here, and yet you have sought me out. Why now do you hesitate?”
—Xathrid demon

Illustrated by Howard Lyon

Standard
Alchemy
Pioneer
Historic
Modern
Brawl
Legacy
Timeless
Vintage
Pauper
Commander
Penny
Oathbreaker