Base layers

1. Basecoat model with Chaos Black
2. Many, so many, layers of Averland Sunset on the backpack, torso and back, as well as one kneepad
3. Use Abaddon Black to clean up any spots of yellow where it isn't supposed to be
4. Main body of the weapons and the purity seal wax with Khorne Red
5. Mephiston Red for the helmet lenses
6. Iron Warriors for the metal parts on the weapons and boots, and the exhaust vents on the backback.
7. Runelord Brass for the aquila

Shading and higlights

1. Reikland Fleshshade in the recesses of the yellow armour parts
2. Evil Sunz Scarlet as an edge highlight on the weapons
3. Yriel Yellow as an edge highlight for the Averland Sunset
4. And Pallid Wych Flesh as another minor edge highlight on that yellow
5. Highlight the silvers with Stormhost Silver
6. And the black with Administratum Grey
7. Finally, use Wraithbone for the purity seal paper, and shade it with Agrax Earthshade