Trailmakers is a vehicle construction and combat game developed by Flashbulb. Players can build vehicles from scratch or use pre-made designs with hundreds of customizable blocks that influence aerodynamics and functionality. The game features land, sea, air, and space combat with 14 different weapon types.The game offers an open-world campaign called "Pioneers," where players complete missions and fight enemies, alongside five dedicated sandbox maps for free building and experimentation. Trailmakers supports multiplayer for 2-8 players across all modes, allowing for cooperative building and player-versus-player combat.