Serene Master 
Creature — Human Monk
Whenever this creature blocks, exchange its power and the power of target creature it's blocking until end of combat.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL
Creature — Human Monk
Whenever this creature blocks, exchange its power and the power of target creature it's blocking until end of combat.