Circle of Protection: Blue

{1}{W} · Enchantment

{1}: The next time a blue source of your choice would deal damage to you this turn, prevent that damage.

Rulings (2)

Oct 4, 2004 · Can be used even when there is no damage to prevent. It prevents the next damage (if any) from the source this turn.

Oct 4, 2004 · A source of damage is a permanent, a spell on the stack (including one that creates a permanent), or any object referred to by an object on the stack. A source doesn’t need to be capable of dealing damage to be a legal choice.

LegacyLegal

VintageLegal

ModernLegal

PioneerNot legal

StandardNot legal

PauperLegal

PremodernLegal

cEDHLegal

Where it’s played now

Inclusion by archetype · Pauper

% of archetype's lists running it · last 30 days · n=36 decks

Archetype	Format	Inclusion	Copies	Decks (n)
Azorius Familiars	Pauper	11.1%	1×	9
Turbo Fog	Pauper	7.4%	2×	27

Data as of Jun 14, 2026 · MTGO + papercasthaven.com

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