Marvel: Arachnine Form Shape-Shifting

"Spider-Girl"
She was able to turn herself into a giant Argiope aurantia, a garden spider, but with only five giant human eyes, granting her the following powers:
 * Wall-Crawling
 * Mucus Spitting: She was able to spit a purple substance with an unknown purpose.
 * Biological/Organic Webbing Generation