Invasion of Innistrad // Deluge of the Dead

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)

Flash

When this Siege enters, target creature an opponent controls gets -13/-13 until end of turn.

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When this enchantment enters, create two 2/2 black Zombie creature tokens.

: Exile target card from a graveyard. If it was a creature card, create a 2/2 black Zombie creature token.