Dispelling Exhale - Tarkir: Dragonstorm - 41

Instant

Mana Cost: {1}{U}

As an additional cost to cast this spell, you may behold a Dragon. (You may choose a Dragon you control or reveal a Dragon card from your hand.)
Counter target spell unless its controller pays {2}. If a Dragon was beheld, counter that spell unless its controller pays {4} instead.

Common · Tarkir: Dragonstorm · #41 (TDM)

Illustrated by David Auden Nash