If the cards are put on the top or bottom of your library, you choose their relative order
Feldon of the Third Path opens the deck up while still working with it, and has 46 nonland cards that stick to the plan, 34 worth keeping in early builds
Shalai and Hallar Shalai and Hallar turns +1/+1 counters into direct damage, giving you a dangerous inevitability engine
I think the difference between the two Standard-legal wraths is miniscule, however I actually like No Witnesses a bit more since your opponent will have to spend mana to get a card as opposed to getting one simply for free
A 2/4 Vampire Rogue for four mana, Anowon provides each other Rogue under its owner's control with +1/+1, causing players dealt combat damage by Rogues to mill a number of cards equal to the amount of damage dealt
This 4-mana 3/4 legendary soldier locks down your opponents during your turn, which negates any attempts at combat tricks