Ensnaring Bridge

Artifact, 3 (3)
Creatures with power greater than the number of cards in your hand can't attack.
"Why build a bridge that needs to be guarded?" - Elvish champion
Illus. Ron Spencer

Gatherer Card Rulings [Nov 2009]

• 10/4/2004: All creatures on the battlefield (including yours) are subject to the restriction based on the number of cards in your hand.
• 10/4/2004: It only checks the cards in your hand when declaring attackers. Once they are declared, changes to your hand size or to the power of the creatures will not remove creatures from the attack.

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard
Printings (3/18)	Core Set - Eighth Edition (Rare) Seventh Edition (Rare) Stronghold (Rare)