Leyline Binding is a mythic Enchantment card from Breaking News (OTP), collector number 4. Current market price: $0.56 (foil $1.09), TCGplayer market prices via Scryfall.
Flash Domain — This spell costs {1} less to cast for each basic land type among lands you control. When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.