Train Sim World 6: Thomas & Friends 80th Anniversary Expansion

Train Sim World 6: Thomas & Friends™ 80th Anniversary Expansion is a downloadable content (DLC) developed and published by Dovetail Games. Released in 2025, this expansion continues the collaboration between Dovetail Games and Mattel, bringing the beloved characters of Thomas & Friends™ into the immersive world of Train Sim World 6. Players can now operate Thomas the Tank Engine in his original green livery, complete with his number 70 and pinstripe lining, alongside other iconic characters such as Diesel, Annie & Clarabel, and the Troublesome Trucks.

The DLC features a three-part narrated story that follows Thomas' visit to the West Somerset Railway, where he assists Diesel in collecting party supplies for his birthday celebration. In addition to the story mode, the expansion includes a free-roam mode, allowing players to take Thomas on a tour of the railway. The content is designed to be accessible and enjoyable for players of all ages, offering a whimsical and family-friendly experience within the Train Sim World series.

Promotion for the DLC was carried out through various channels, including announcements on Dovetail Games' official forums and social media platforms. The community was engaged through preview streams and discussions, generating anticipation among train simulation enthusiasts and Thomas & Friends™ fans alike. The DLC was made available on multiple platforms, including Steam, PlayStation 5, PlayStation 4, Xbox Series X|S, and Xbox One, broadening its accessibility to a wider audience.

Upon release, the DLC received positive feedback from both the Train Sim World community and Thomas & Friends™ fans. Players praised the attention to detail in the character models and the faithful recreation of the West Somerset Railway. The story-driven scenarios were well-received for their charm and accessibility, making the DLC an enjoyable experience for players of all ages. The DLC's reception has been favorable, with many considering it a delightful addition to the Train Sim World 6 experience, offering a unique perspective on heritage railway operations and bringing the magic of Thomas & Friends™ to the virtual tracks.