First off, I should warn you that this example is fairly simplistic and there are plenty of exceptions to the rules we'll be talking about (think of decks like Belcher in Legacy that only play a single land)
Collector Communities & Buying Experience Japanese Community: Focused on artwork, quality, scarcity , and grading
Old-bordered foils are especially impressive, since that particular look instantly connotes age and scarcity
It also helps to insulate against counterspells, as opponents will have to counter both copies to prevent you from getting the search effect
Lotus Scan is built to handle large collections and performs consistently on collections of 10,000+ cards
Every attack mills you three cards, potentially fueling your next land drop and future recursion - and that's before you even factor in the army of 2/2 Zombie Druids it poops out whenever cards leave your graveyard