Karlov of the Ghost Council [Commander 2015] Mirrodin Besieged Whenever Merchant Ship attacks and

Whenever Merchant Ship attacks and isn't blocked

As long as your devotion to white and black is less than seven

tap all lands that player controls

Set: Scourge Type: Instant Rarity: Rare Cost: {U} Counter target activated or triggered ability

If it's greater

Karlov of the Ghost Council [Commander 2015] Mirrodin Besieged Whenever Merchant Ship attacks andSet: Commander 2015 Type: Legendary Creature Spirit Advisor Rarity: Mythic Cost: {W}{B} Whenever you gain life, put two +1 +1 counters on Karlov of the Ghost Council. {W}{B}, Remove six +1 +1 counters from Karlov of the Ghost Council: Exile target creature. "Does Teysa think me blind to her scheming? Ambition runs in our family."