Katsuya Shirogane

One of the Euphorics sent by Suitengu to retrieve Kagura from Saiga, Katsuya Shirogane possesses the ability to stretch his body into any imaginable form. Known as the Rubber Gimp, he was a ballet dancer who was completely obsessed with the flexibility of rubber to the point of breaking a young girl's arm for 'being too stiff'.

Source: Wikipedia