"Oh, flarg me," Mary muttered, wincing at the bites. Her particular variety of shapeshifting meant she could lose portions of her mass without any overall cost... but that didn't mean it didn't hurt like hell. Especially when she couldn't concentrate to try and armor up against it.

Green blood filled the water, making it harder to see.

She winced again, forcing herself to concentrate past the pain. She pulled some of her mass from her arm, along with the bones and nerves, and let the piranha bite through it, biting her lip to keep from screaming. But it gave them all a big chunk of meat to eat.

While they were distracted, she squeezed herself through the open box, away from them.