Elektra, Daughter of the Hand

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Sneak {1} (You may cast this spell for {1} if you also return an unblocked attacker you control to hand during the declare blockers step. She enters tapped and attacking.) When Elektra enters, destroy target creature an opponent controls with power 3 or less.

Elektra immersed herself in a dark and bloody vendetta against the world.

Legality by format