to
In Photoshop CS2.
Duplicate base and set to screen.
Make a new selective colour layer:
REDS
Cyan : -50%
Yellow : 50%
Make a new hue/saturation layer:
REDS
Saturation : 20
YELLOWS
Saturation : -20
And you're done!
With a little tweaking, this colouring can be used for most Supernatural caps.
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