This guide was made for entry: Beasts In Contest: iguana
Original image
step 1 of 3
Blend the horse and lizard skin to the men.
Play with the blending mode and opacity.
Lizard tail add to man. And skin blend onto it.
step 2 of 3
step 3 of 3
A few layer of render cloud's added to create the misty/foggy/cloudy look.
Blend: screen/soft. Played with opacity level.
Colour range: select darker parts. Feathered. Than removed.
Gaussian blurred.
Brush out unwanted area with soft brush.