Kingmaker is famous for its "subsystems" that expand gameplay beyond traditional dungeon crawling: Pathfinder Kingmaker Adventure Path (P2) - Paizo Store
Unlike most "on-rails" campaigns, Kingmaker lets players explore the Stolen Lands at their own pace, making choices that fundamentally reshape the map.
New prologue adventures and expanded NPC backstories.
When discussing the "top" aspect of the Kingmaker PDF , one must look at the utility. Kingmaker is massive—it is often a 600+ page tome. The PDF version offers distinct advantages for the modern GM:
The Pathfinder 2e Kingmaker Adventure Path is a massive, 640-page sandbox campaign that takes characters from levels 1 to 20