I would go for:
white
Base: Death World Forest
Layer: White Scar
brass
Base: Retributor Armour
Layer: Liberator Gold
Techncal (wash): Nihilakh Oxide
Shade: Biel-Tan Green
claws
Base: Kantor Blue
Dry: Chronus Blue
Glaze: Guilliman Blue
cables
Base: Daemonette Hide
Dry: Lucius Lilac
steel
Base: Leadbelcher
Layer: Runefang Steel
Technical: Typhus Corrosion
This is my guess