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Submit a list of cards below to bulk import them all into your sideboard. Post one card per line using a format like "4x Birds of Paradise" or "1 Blaze", you can even enter just the card name by itself like "Wrath of God" for single cards.
Make it detrimental for the opponent to attack by putting Contaminated bond and Sinister Possession on a creature. Then force them to attack using that particular creature with the sirens. Or put a Zendikon and multiple Chronic Floodings on one of their lands. Force it to attack.
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