Ellie, Sonic Avenger

Whenever a player spends mana, if it wasn't
spent to cast a spell or activate an activated
ability, you may draw a card.
{5}{u}{u}, {t}: Counter target spell or ability unless
its controller pays {3}. Until end of turn,
whenever a player casts a spell or activates an
activated ability, counter that spell or ability
unless its controller pays {3}.