Miirym doubles the power of every dragon you play thats 26 power minimum from just two 5/5 dragons
Yoni Skolnik, the early vision design lead for the set and an avid fan of FINAL FANTASY VI, noted that the game is divided into two acts and pitched the idea of focusing more on the World of Ruin in the second half
If you didn't put any cards into your graveyard when you manifested dread (perhaps because your opponent controls Leyline of the Void), Paranormal Analyst's ability will still trigger, but you won't be able to put any cards into your hand when it resolves
While it's likely a bad fit for your K'rrik, Son of Yawgmoth storm deck and other black decks that aren't running many creatures, Contamination is perfect for commanders like Nath of the Gilt-Leaf that can play green mana dorks and reliably produce creatures to sacrifice to keep it around
Whenever a creature enters the battlefield under your control, you may gain 1 life
We saw Firion, Wild Rose Warrior and Gilgamesh, Master-at-Arms as explicit payoffs and enablers, but there will be much more to pull the whole theme together