Weve seen in past sets with Morph that being able to look at your opponents face-down cards isnt really worth spending mana
To do this, the character must fulfill the required Ink cost (or exceed it) on the Song card and they can be exerted (a.k.a
For 4 mana you dig seven and can drop two lands of any type from your library to the battlefield tapped
BPhillipYork: This can be broken, there's way to create mana enough to blink this, Dockside Extortionist is an obvious huge mana generator here, but there's also Su-Chi and other sources, you could also do something like sacrificing Gnawing Vermin or Stitchers Supplier and generate a lot of mill, if you were into that sort of thing
Badgermole Cub also allows your animated lands to add an additional when they're tapped for mana, providing solid ramp for earthbending and land animation decks
Okay, now this is a pretty tough question for us to answer for this particular set because we asked Bob, our MTG guide