Monster Train 2: Destiny of the Railforged is an expansion for the popular strategy game, introducing the Railforged Clan and a new game mode. Players can now lead Herzal or Heph, skilled blacksmiths who utilize unique Forge mechanics to create units and equipment. This addition enhances gameplay by allowing players to assemble and deploy new train stewards, turrets, and machines during combat, adding depth to strategic planning.

The expansion also features the Soul Savior game mode, where players must free powerful Souls trapped within the Soulstream. These Souls can be equipped to cards, offering a wide variety of effects that can significantly influence battles. The Lifemother, a formidable adversary, presents a challenging new threat, requiring players to level up their Souls to overcome the escalating challenges in this fresh gameplay experience.