
When an opponent casts a creature spell with flying, if this permanent is an enchantment, it becomes a 3/5 Spider creature with reach. (It can block creatures with flying.)
Hidden Spider has 1 printing, first in Urza's Saga (1998). EDHREC ranks it #21,126 among Commander cards. It appears most in Shelob, Child of Ungoliant decks (1,022 on EDHREC). It has 4 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.