Highcliff Felidar 
Creature — Cat Beast
Vigilance When this creature enters, for each opponent, choose a creature with the greatest power among creatures that player controls. Destroy those creatures.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL