Some more examples of custom creatures built using Darkspore parts.
The first picture was resized since it's large, so if you want a close-up just right click and view image.
This one is done by my sister

Mine

Mine

mine

So yeah, it doesn't mess your game up unless you don't read the installation instructions correctly haha.
*YOU NEED GALACTIC ADVENTURES AND CREEPY+CUTE FOR DARKSPORE TO WORK CORRECTLY.*All of the pictures were taken while the creatures were flying so that I could give you guys full-body pics, since they're a little bulky and need to be spread out to see all of them. Derp.