The tutorial lasts a little over 9h30 hours and is only sped up 2x the normal speed, so anybody can easily follow along.

Master class Content

Chapter 1 – 3D Hand-painted Character For Game – min
Chapter 2 – Blocking out the character in Maya – 82 min
Chapter 3 – Sculpting in zbrush – 178 min
Chapter 4 – Topology in topogun – 115 min
Chapter 5 – UV unwrap in maya – 53 min
Chapter 6 – Bakes in xnormal – 10 min
Chapter 7 – Hand-painted textures in 3D coat – 130 min

More info - https://cubebrush.com/video/3d-hand-painted-character-game/