Invasion of Eldraine // Prickle Faeries

(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.)

When this Siege enters, target opponent discards two cards.

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Flying

At the beginning of each opponent's upkeep, if that player has two or fewer cards in hand, this creature deals 2 damage to them.