This Kaladesh card is actually a simple misprint, the black (key) layer was printed twice, so it is off and looks weird
When it enters the battlefield you can look at your opponent's hand, choose a nonland card from it, and force them to discard it
Before you go Best Colorless Draw Cards What color deck are you building
Of course, we can also use a little force by making her unblockable with Rogues Passage and whatnot
Now watch as I do what you could not. Namor the Sub-Mariner Illustrated by Immanuela Crovius Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
If an effect affects a single graveyard, such as shuffling it into its owners library, only that one graveyard is shuffled in