Need some life like images be created

Hi I'm looking for a talented graphic designer to create realistic, photograph-like images for me, for example ghosts, that can be placed into images that realistic and life like Here is an example [login to view URL] I must stress, it cannot look cartoon-like or fake, that defeats the whole purpose of this task If this is something you are confident you can do, please apply and message me with the phrase "kangaroo" with samples so I can see for myself I'm looking for someone I can work with on this on a long term basis, I need about 20 or so of ghost type images created, but I have many other projects which I need a talented graphics person with this skill, so expect long term work :-)