Vraska the Unseen by Igor Kieryluk
Relentless Dead One of my favorite things about the original Innistrad was the tribal theme
Although it is much better than Anticipate, it won't see much play beyond the specifically poison-based archetypes
Emrakul, the Aeons Torn isn't easy to get into play through mana, but spells like Summoning Trap, Through the Breach, and Sneak Attack can and have been used to cheat Emrakul into play for far fewer mana
This not only makes the mechanic more flexible, it also makes it capable of enabling game-winning combos
Ajanis Welcome makes sense for a powered-down version of Soul Warden fit for the Standard environment of 2019, but it plays a little slower in a format with a card pool as large as Commanders