LEGO® Harry Potter: Years 1-4

Lego Harry Potter: Years 1–4 is an action-adventure game developed by Traveller's Tales and published by Warner Bros. Interactive Entertainment. The game is based on the Lego Harry Potter toy line, and its storyline covers the first four books by J. K. Rowling and its film adaptations in the Harry Potter film series, Philosopher's Stone (2001), Chamber of Secrets (2002), Prisoner of Azkaban (2004), and Goblet of Fire (2005). The game was released in June 2010 for Microsoft Windows, PlayStation 3, Wii, Xbox 360, Nintendo DS, and PlayStation Portable; Android in November 2010; OS X in January 2011; iOS in May 2012; PlayStation 4 in October 2016; Nintendo Switch and Xbox One in October 2018; PlayStation 5 and Xbox Series X/S in October 2024; and for Nintendo Switch 2 in October 2026 as part of the Lego Harry Potter Collection, which bundles the game with its sequel, Lego Harry Potter: Years 5–7.