Reshiwott, Will try my best! 
I personally use Photoshop for faking
In regards to artwork you can either draw your own, or ask someone on the forum/DeviantART etc. if you can use theirs. You can also use Ken Sugimori's official stock artwork - http://www.silver-islands.com/gallery/sugimori
Have fun
I personally use Photoshop for faking
Have fun