All the complexity is still there, but it comes from combining these cards with other effects bouncing a modal land to your hand to use the other side later, searching for a creature card and being able to grab a utility landthat sort of thing
Its an easy way to fill the bin for cards that care about having a mass of cards in the graveyard, like delve spells or cards with delirium
From an initial, dynamic physical book, to a set of static images on a website, to a static piece of art, and back to a dynamic animated object
A copy effect with flash and cascade already gives you some value for 6 mana
I can play Grahams Forest, Steves All is Dust and my own Birds of Paradise
Kudo, King Among Bears cuts opposing creatures down to size while aiding modified creatures like Faithful Watchdog