Amethra the Dreamweaver

Flying
Whenever Triumphant Dreamweaver, Amethra becomes the target of a spell or ability an opponent controls, you may counter that spell or ability unless its controller pays X, where X is Amethra's power.
{1}{w}{r}: Tap target creature, deal 2 damage to its controller.
In the triumphant skies, Amethra weaves dreams with
wings of crystal and flame, a manifestation of magical
synergy and untamed power.