Learn advanced rigging techniques for creating a two-headed ogre character using Rigify in Blender. Explore the concept of "muscle bones" to enhance character deformations through a stretchy bone setup. Dive into the theory behind muscle bones and raw copy methods, essential for improving specific areas of the character model. Gain insights into extending and customizing Rigify rigs beyond default metarigs, covering topics such as weight painting, custom bone addition, bone automation, clothing and prop rigging, armor rigging, and face rigging.