Cenn's Heir 

Creature — Kithkin Soldier
Whenever this creature attacks, it gets +1/+1 until end of turn for each other attacking Kithkin.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL
Creature — Kithkin Soldier
Whenever this creature attacks, it gets +1/+1 until end of turn for each other attacking Kithkin.