Black Wall

1. Basecoat with Abaddon Black
2. Drybrush with a 1 : 1 mix of Corvus Black & Stormvermin Fur
3. Drybrush with Stormvermin Fur
4. Drybrush with Dawnstone
5. Drybrush with Administratum Grey
6. Venithal drybrush with White Scar

Weathered Bronze

1. Patchily layer with a 2 : 2 : 1 mix of Temple Guard Blue Baharroth Blue & Sybarite Green
2. Stipple with Necro Gold
3. Reapply previous rust mix in random places
4. Light drybrush with Abaddon Black

Skulls

1. Basecoat with Morghast Bone
2. Wash with Agrax Earthshade
3. Layer with Ushabti Bone
4. Highlight with Screaming Skull
5. Wash with Mortarion Grime

Red Switches

1. Glaze with Mephiston Red on and around the switch
2. Thinly layer White Scar on raised middle section
3. Glaze Baal Red on and around switch
4. Thinly layer White Scar on raised middle section
5. Thinly glaze Baal Red on raised middle section

Green Switches

1. Glaze with a 2 : 2 : 1 mix of Temple Guard Blue Baharroth Blue & Sybarite Green on and around the switch
2. Thinly layer White Scar on raised middle section
3. Glaze Hexwraith Flame on and around switch
4. Thinly layer White Scar on raised middle section
5. Thinly glaze Hexwraith Flame on raised middle section