Her design in Final Fantasy IV: The After Years was controversial, resulting in it being censored for an international release
Gaeas Cradle, and many of the other cards here, is on the reserved list, meaning that Magic will never reprint the cards on the list ever again
I pair that with dex protection zipper binder
Soulless Jailer denies access to the graveyard and thereby invalidates cards with Flashback or Reanimator strategies
Bonus Spec: Kutzil, Malamet Exemplar (bulk to $1) Theres no shortage of things that help a Selesnya deck win with counters and doubling and whatnot, but this Cat can get you that warm, safe feeling of being able to do what you want on your turn AND get you an extra card in combat
Lastly, while not strictly a set mechanic, theres just a ton of legendary creatures