Train Sim World 6: Cargo Line Vol. 4 - Military

Train Sim World 6: Cargo Line Vol. 4 – Military is a downloadable content (DLC) expansion developed by Skyhook Games and published by Dovetail Games. Released on August 26, 2025, this DLC is designed to enhance the Train Sim World 6 experience, offering players the opportunity to operate military freight services across the UK rail network. The expansion adds new gameplay elements by introducing the KWA Warwell wagons, which are used to transport military vehicles, and integrates them into existing routes such as the West Coast Main Line: Preston – Carlisle and Great Western Express.

The DLC features two locomotives: the BR Class 47 in Large Logo livery and the BR Class 66 in DB Cargo livery. These locomotives are tasked with hauling the KWA Warwell wagons, which are characterized by their low-profile design, allowing them to transport large military equipment while adhering to the UK's loading gauge restrictions. Players can engage in various scenarios that simulate the transportation of Ministry of Defence (MoD) equipment, providing a unique and immersive freight experience. Additionally, the Free Roam mode allows players to operate these services across any route of their choosing, adding flexibility and replayability to the DLC.

Promotion for the DLC included announcements on Dovetail Games' official forums and social media channels, highlighting its release date and features. The community was engaged through preview streams and discussions, generating anticipation among train simulation enthusiasts. The DLC was made available on multiple platforms, including Steam, Epic Games Store, PlayStation, and Xbox, broadening its accessibility to a wider audience. The inclusion of military-themed freight services was emphasized as a distinctive addition to the Cargo Line series, appealing to players interested in specialized freight operations.

Upon release, the DLC received positive feedback from the Train Sim World community. Players praised the detailed modeling of the KWA Warwell wagons and the locomotives, noting the accuracy of their design and functionality. The addition of new scenarios provided fresh challenges and experiences, enhancing the overall gameplay. The integration of the DLC with the existing routes was also well-received, as it allowed for a seamless addition to the game's content. The DLC's reception has been favorable, with many considering it a valuable addition to the Train Sim World 6 experience, offering a unique perspective on freight operations within the game.