Atraxa, Praetors Voice and Sigurd, Jarl of Ravensthorpe bring different strategic elements to Saga-based decks, offering unique abilities
Orcish Bowmasters and Sauron's Ransom are also appearing in successful deck lists, for example

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Unlimited also features a selection of cards that only include Heroism or Villainy aspects stuff like TIE fighters and probe droids on the Imperial side, and X-wings and Rebel Pathfinders on the Rebel side
Featuring characters from The Last of Us, God of War, Ghost of Tsushima, Horizon Forbidden West, and more
The good ones - and certainly there have been good ones in the past - have been limited either in the number of cards they draw, or asked you to spend a ton of mana