Board Thread:General Discussion/@comment-11469381-20141009021209/@comment-4892653-20141009172333

Here's another possibility. She might have mutated in an escape attempt. Probably into a human-squid hybrid. Blue skin, two extra legs, limbs becoming tentacles with powerful suction cups, and huge head. And possibly a personal vendetta against Casey, like how the original Spy-Roach had a personal vendetta against Raph.