There are so many reasons why and I could write an entire post on the Alpha set (which Ill probably do soon), but for now lets focus on a few key things
Then search your library for up to two basic land cards which have the same name as the chosen land, put them onto the battlefield tapped, then shuffle
This is weird perhaps the most obvious use for the Transform keyword would be cards based on the Autobots and Decepticons from the Transformers universe, right
Its an excellent Go Wide deck of the exact variety I discussed last week, and the only loss from rotation which slowed it down was losing the one-drop plus artifact opening from Voldaren Epicure
Aim to find at least 3, but ideally 5 or more cards that sold recently (within the last month), and average their sold prices
You can also abuse the crap out of its ability in your colors