Balthor the Stout 
Legendary Creature — Dwarf Barbarian
Other Barbarian creatures get +1/+1.
: Another target Barbarian creature gets +1/+0 until end of turn.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL