Being reliant on a Normal Summon also keeps it from continuing its reign of terror as more cards rely on being Special Summoned
Overall, Stifle could see play in decks looking to control the board and disrupt opponents' game plans, but its effectiveness may depend on the specific metagame and strategies being employed
Pull rate from Regular Packs: 1.33% The estimated pull rate for Marowak ex (Deluxe Pack: ex) from a Regular Pack is approximately 1.33%, meaning you might need to open around 76 Regular Packs to obtain it
As decks can now easily thin their hand with cards like Ultra Ball, Cynthias Ambition will often mean that decks will see nearly the full potential draw from the card quite often, meaning that drawing 5 or even 8 cards with Cynthias Ambition isnt out of the realm of possibility
Commander : Aw, it's too bad that you can't use your Sol Ring or equip any equipment to your creatures
In metagames rife with Reliquary Towers and full grips, this is going to be obscenely good (because it'll be like a 30/30, and it will tutor for that Strip Mine, Dust Bowl, and/or Wasteland to destroy the Towers)