This isn't my recipe. I've borrowed it from "Swords and Brushes" on YouTube. I've linked the video.

Undercoat

1. Abaddon Black

Cloak/Robes

1. Base - Eshin Grey
2. Drybrush - Dawnstone
3. Shade (Folds) - 1:1 Lahmian Medium : Skavenblight Dinge
4. Layer - 1:1 Lahmian Medium : Mechanicus Standard Grey
5. Texture - Mechanicus Standard Grey
6. Layer - Administratum Grey

Hat

1. Base - Alaitoc Blue
2. Shade - Drakenhof Nightshade
3. Layer - Thunderhawk Blue
4. Layer - Russ Grey
5. Layer - Fenrisian Grey

Shoes

1. Base - Skavenblight Dinge
2. Shade - Agrax Earthshade
3. Layer - Warpfiend Grey

Sleeves

1. Base - Skavenblight Dinge
2. Shade - Agrax Earthshade
3. Layer - Warpfiend Grey
4. Layer - Wraithbone

Face

1. Base - Bugman's Glow
2. Shade - Reikland Fleshshade
3. Layer - 1:1 Lahmian Medium : Screamer Pink
4. Layer - Bestigor Flesh
5. Layer - Cadian Fleshtone

Hands

1. Base - Bugman's Glow
2. Shade - Reikland Fleshshade
3. Layer - 1:1 Lahmian Medium : Screamer Pink
4. Layer - Bestigor Flesh
5. Layer - Cadian Fleshtone

Staff

1. Base - Mournfang Brown
2. Shade - Agrax Earthshade
3. Layer - Steel Legion Drab
4. Layer - Baneblade Brown

Beard

1. Base - 1:1 Administratum Grey : Screaming Skull
2. Shade - 1:1 Lahmian Medium : Skavenblight Dinge
3. Shade (Chin) - 1:1 Seraphim Sepia : Agrax Earthshade
4. Layer - 1:1 Administratum Grey : Screaming Skull

Hair

1. Base - 1:1 Administratum Grey : Screaming Skull
2. Shade - 1:1 Lahmian Medium : Skavenblight Dinge
3. Layer - 1:1 Administratum Grey : Screaming Skull

Sword

1. Base - Leadbelcher
2. Shade - Nuln Oil
3. Layer - Runefang Steel

Eyes

1. Base - Rhinox Hide
2. Layer - Ulthuan Grey

Belts

1. Shade - watered down Abaddon Black