I extended the physics engine to support ligament and muscle constraints, and then attached them to a skeleton model to demonstrate how the shoulder joint works.

Link to youtube video.

There are two excellent single-player campaigns for Lugaru made by forum users Silb and Jendraz. They are both longer and more in-depth than the original Lugaru campaign, and use a lot of engine features in innovative ways that I hadn’t thought of. Click on these links to try the Empire and Temple campaigns!