Leyline of Resonance - Duskmourn: House of Horror - 143

Enchantment

Mana Cost: {2}{R}{R}

If this card is in your opening hand, you may begin the game with it on the battlefield.
Whenever you cast an instant or sorcery spell that targets only a single creature you control, copy that spell. You may choose new targets for the copy.

Rare · Duskmourn: House of Horror · #143 (DSK)

Illustrated by Sergey Glushakov