However, as the ability tries to resolve, if you don't control seven or more lands, the ability fails to resolve and the effect doesn't happen
Gray Merchant of Asphodel Next on the list, we've got the Gray Merchant of Asphodel
Ugin, Eye of the Storms A planeswalker that comes into play and immediately gains you 3 life, draws you a card, and exiles a relevant threat
Sauron, Lord of the Rings The mana cost is justified for what the card does
I can see having cards in your deck that tap potential attackers, like Icy Manipulator and Opposition, so if an opponent doesnt draw a card from your commanders ability, you know you can keep your tap-down effects ready for potential attackers from their side of the battlefield
Whether you pair it with blue or black, it keeps the value train going by repeatedly flickering key permanents, letting you reset ETB effects, generate an army of soldiers, and outvalue your opponents with ease