Harrowing Swarm is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.
01
Official card text
Manifest dread. Then each face-down creature you control gains "This permanent costsless to turn face up" and "When this permanent is turned face up, if it's a creature, put a +1/+1 counter on it."
How it works : Harrowing Swarm
Original English text — Wizards of the Coast / Scryfall
No additional ruling has been published for this card.
02
Legal formats
historictimelessgladiatorbrawlcompetitivebrawlalchemy
Commentaires
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Meta decks with Harrowing Swarm
No archived Top 8 deck with this card yet.




