Leyline of Negation

If this card is in your opening hand, you may begin the game with it on the battlefield.

Whenever a player casts a spell, if no mana was spent to cast it, you may pay {1}. If you do, counter that spell unless its controller pays X, where
X is the mana value of that spell.

Sacrifice Leyline of Negation: Counter target activated ability, triggered ability, or noncreature spell unless its controller pays {3}.