Take a look at this impressive animation test showcased by Digital Artist and Animator OlePatrick, renowned for creating amazing complicated rigs.
The artist experimented with Blender's Geometry Nodes and crafted an eye-catching anatomy study, visualizing the complex conjunctions of muscles and bones of an arm.
Before, OlePatrick has shared a lot of fantastic works, some of which we featured here on 80 Level. For example, have a look a the artist's takes on the robot anatomy, such as this detailed rotating robot wrist, a chain wrist for a mecha, a moving mechanical hand, a walking robot, and a 3D recreation of the V1 robot from retro-style FPS Ultrakill: