Open the original source photo. To be darken, adjust the lighting(levels and blending modes).
step 2 of 8
Open the source 1(jumping man) and adjust the lighting to be same with the background(adjusted original source).
step 3 of 8
Circle with marquee tool and then, filter >liquify it.
step 4 of 8
Add some colors to be fantasy(make a layer,overlay). I used left for dark blue, middle for violet and right for green. Also add the reflection of the environment by the force field.
step 5 of 8
Then, add some rocks from source 2(The Temple Cairn Stone) and source 3(Rocks). Make some motion blur for each stone(different distance by
seeing) and add shadows on the ground for each rocks.
step 6 of 8
Make Restricted color gradient(in Gradient editor) and erase the outside area of the force field. And make a filter >zigzag on the ground where inside the force field.
step 7 of 8
Add few destructions(I added two) like lamp cracking and broken branch(this one can be hidden and only a few will see it). Make some pieces of glass near the lamp.