Spinal Embrace

Instant, 3UUB (6)
Cast Spinal Embrace only during combat.

Untap target creature you don't control and gain control of it. It gains haste until end of turn. At the beginning of the next end step, sacrifice it. If you do, you gain life equal to its toughness.¹
Illus. Donato Giancola

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: The sacrifice is mandatory. The last "if you do" only fails if for some reason you could not sacrifice.

Format Legality	Legal in Vintage, Legacy, MTGO Classic Banned in Extended, Standard
Printings (1/6)	Invasion (Rare)