Prep blue base layer

1. Prime White Scar
2. Airbrush Celestium Blue
3. Gloss varnish
4. Pinwash with diluted Villainy Ink Ichor of the Damned

Basecoats

1. Pipes/joints with Rubber Black
2. Guns, chains/etc and 1-2 shoulder pads or knee pads in Coal Black
3. Dark Ivory and Stormvermin Fur alternating for skulls/etc
4. Batwing helmets in Burnt Red with Dirty Red highlights and light Agrax Earthshade wash
5. Eyes in Dark Ivory with ProAcryl Fluorescent Red wash
6. Rough highlights on metals in Exhaust Manifold

Apply decals and base paints/effects at this point.

Weathering

1. Weather decoration elements with Villainy Ink Goon's Grime
2. Selectively also add Villainy Ink Goon's Grime to armor but ensure large blue areas stay clean
3. Add AK Rubble Dust Liquid Pigments and AK Black Enamel wash
4. Scratch lightning patterns onto the armor
5. Sponge chip with Chrome
6. Add Dirty Down Rust lightly on weapons
7. Add Villainy Ink Carrion Crimson as blood effect in spots