Karrthus, Tyrant of Jund

Karrthus, Tyrant of Jund

Legendary Creature - Dragon | Power/Toughness: 7 / 7 (CMC 7)
Flying, haste
When Karrthus, Tyrant of Jund enters the battlefield, gain control of all Dragons, then untap all Dragons.
Other Dragon creatures you control have haste.