Lost Order of Jarkeld 
Creature — Human Knight
As this creature enters, choose an opponent. Lost Order of Jarkeld's power and toughness are each equal to 1 plus the number of creatures the chosen player controls.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL