The fact that it lets you bounce lands back to your hand, thus enabling more Landfall triggers, is a fantastic cherry on top
You can supplement powerful instants and sorceries to up the potential of this card, but more often than not, even the opponents cards will be enough to make Mysterious Stranger worth it
Its been in plenty of decks Ive played against on Arena, and its an Uncommon that gets stronger the more land you play
If they refuse, you mill cards equal to the number of influence counters on Palantir of Orthanc
Removal There isnt too much targeted removal in this deck, so I chose ones that could more thoroughly remove permanents
Black Black actually doesn't have too many heavy hitters here, which is fair since it's one of the best performing colors in Standard currently