Luminous Rebuke 
Instant
This spell costs 
less to cast if it targets a tapped creature.
Destroy target creature.
Legality
standardLEGALpioneerLEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Instant
This spell costs less to cast if it targets a tapped creature.
Destroy target creature.