Hi finn17, to do this effect :
The first step is to apply the undercoat, a citadel skull white spray primer.
catachan green is dilute ( 1 catachan/ 10 water) to define the details of the cape.
For blue part : blue ink
for pink part : bronzed flesh glazing, and colours used like ink ( snakebite leather, vermin brown, dark flesh, red ink with black)
a +