What games do you think have the best, most intriguing, most satisfying skill trees?

[Scorpion]

Which games do you believe feature the most intriguing and satisfying skill trees, and what aspects make them stand out? Are there specific skills or customization options that enhance gameplay? Discuss how these trees impact your overall experience and strategy, and how they contribute to your enjoyment of the game.

[killamch89]

Skyrim's perk system might seem simple compared to others, but I appreciate how it rewards you for playing the way you want. There's something deeply satisfying about naturally becoming better at sneaking because you actually sneak, rather than just allocating arbitrary points from generic XP.