See examples in Evolving Wilds, Misty Rainforest and Boros Garrison
If a player is able to swing in with even one or two creatures of these types, Spawning Kraken can create an incredible offensive force that can cumulatively grow larger and larger as a player gains additional Krakens
This card sees as much play as Eternal Witness in EDH, letting white players draw more cards, and it sees plenty of play in other formats like Modern
Venters uses the American Gothic template to have some fun, as the farmer has a piece of burnt toast on his pitchfork, and his wife holds a rolling pin in her hands, angrily tapping it into her open palm in advance of likely bonking her husband on the head
Of all these cards, Vampiric Tutor stands at the top for sheer flexibility
Or you could simply substitute those three to eight dual lands with any number of cheaper alternatives for the time being