Similarly, if a face-down permanent leaves the battlefield, you must reveal it
Here's everything you need to know about MTG Cascade: How does MTG Cascade work
With the appropriate colors being in the deck, I wonder if Contested Cliffs works too
New cards of note: Yidris, Maelstrom Wielder $6 Vial Smasher the Fierce $4 Kydele, Chosen of Kruphix $4 Runehorn Hellkite $3 I doubt any of these cards will find much of a home outside Commander, and anyone who wants to play with Yidris will probably just buy the deck
Conquests rules and ban list, on the other hand, invite open exploration of Conquests fringes and upper boundaries
All of those cards were ones that I gave serious consideration to during the process of writing this article