Learn to master custom retopology in Blender using the RetopoFlow add-on in this comprehensive video tutorial. Explore sketch-based tools that streamline the retopology process, making it faster and more enjoyable. Dive into various techniques including Contours and Loops, PolyStrips, Strokes, Patches, PolyPen, Knife, Tweak, Relax, and Symmetry. Discover how to effectively use display and selection options, and watch a practical face retopology demonstration. Gain the skills to efficiently create clean, optimized 3D models with improved topology using RetopoFlow's powerful features in Blender.