Red lenses:

1. Blend Abaddon Black / scab red / Mephiston Red / Evil Sunz Scarlet / Wild Rider Red / White with Retarder Medium
2. then glaze with Bloodletter

Blue lenses:

1. Blend Abaddon Black / Kantor Blue / Teclis Blue / Baharroth Blue / White with Retarder Medium
2. then glaze with Guilliman Blue

Bases

1. texture Astrogranite
2. wash 1:1 Lahmian Medium Agrax Earthshade
3. rocks Uniform Grey
4. wash Agrax Earthshade
5. Drybrush on both Longbeard Grey
6. patches Nuln Oil and Athonian Camoshade

Armor panel

1. green armor Castellan Green and Loren Forest highlights
2. gold eagle in Balthasar Gold
3. wash Agrax Earthshade
4. scraps and notches in Natural Steel
5. weathering in Dryad Bark and Vallejo Rust Texture

Skull

1. Steel Legion Drab
2. Wash Agrax Earthshade
3. highlights in Zandri Dust then Ushabti Bone and Screaming Skull

Red can

1. Base scab red then Agrax Earthshade highlights Evil Sunz Scarlet and Vallejo Rust Texture

Beam

1. Blend Natural Steel and Leadbelcher then highlight Natural Steel
2. Weathering Light Rust Wash and mix Nuln Oil and Agrax Earthshade then Vallejo Rust Texture