Hello!
I'm a professional (Unity)game developer and designer and I have developed over 50 games.
I have plenty of experience with designing environments in unity and creating graphics in photoshop, pixel Art and illustrator.
I am sure I can do this for you easily in minimum time and cost.
Please contact me soon to discuss the details further.
Hi I checked the artwork and it will be easy to do, I am a professional PIXEL ARTIST for the Indie Game Industry as you can view on my profile portfolio. I will be able to help you accurately and fast.