Flare of Denial 
Instant
You may sacrifice a nontoken blue creature rather than pay this spell's mana cost. Counter target spell.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
You may sacrifice a nontoken blue creature rather than pay this spell's mana cost. Counter target spell.