The Kirby Star Allies version 4.0.0 update was the final and largest free content expansion for the game, released on November 30, 2018. This update significantly expanded the late-game experience by adding a new game mode, four new playable "Dream Friends," and a peak difficulty level for veterans. New Mode: Heroes in Another Dimension
Most of those links are now dead or replaced with newer format (NSZ, XCI). The phrase “full story” sometimes appears in Reddit posts asking for a working update after older links expired — but those posts get removed quickly. kirby star allies nspupdate 400verified work
Dream Friend Doors: Throughout the levels, players encounter special doors that force a character swap, allowing them to play as specific Dream Friends for different segments. The Kirby Star Allies version 4