It has texture
It has both pivotal lines of text that you need to make a true wall/defender deck work, inverting their damage based on toughness, and allowing defenders to attack
Each deck also includes a deckbox, punch-out counters, a sample "collector's booster" pack (which contains two special randomized foil cards), and the return of large Planechase cards
Have better centering
Having these creatures die and not having anything in the graveyard to reanimate hurts quite a bit, so in the early game, it is sometimes a good idea to try to discard a cheap creature like Evolved Sleeper or Faerie Vandal to Tainted Indulgence or Evangel of Synthesis so we'll have something in our graveyard to reanimate once our Puppeteers and Anointers start hitting the battlefield
The scarier part of Yorion, Sky Nomad is that as 4/5 flier that gives you an additional card in hand to start the game, there's a decent chance that Yorion might be worth sticking 20 extra cards in your deck, even if you don't have a bunch of good blink targets