Updates on the Switch are often delivered as "NSP" files (Nintendo Submission Package) which bundle the base game with its cumulative patches and DLC. Major feature additions through updates include:
The most recent major cycle of updates for Civilization VI on Switch was tied to the and New Frontier Pass .
A game mode that allows Barbarian tribes to evolve into City-States based on player interaction (bribing, hiring, or inciting).
These introduce core mechanics like Loyalty, Governors, and Climate Change.