If you enjoy the simulation and want future updates/multiplayer support, consider purchasing the game on
However, the vanilla version of the game—purchased on Steam or GOG—has a reputation problem. It is notoriously bloated, poorly optimized, and riddled with DRM that can cause stuttering. This is where the infamous enters the conversation.
: Features 20 unique missions, with some taking up to 40–60 minutes to complete. A mission editor is also available for custom scenarios.