"A demon. Much like the Kyuubi." He would normally not have added the last bit, but he remembered him telling him about how everyone had been attacked by it and many knew that it was inside of Naruto.

He stared at him for a moment, before walking away to grab his bag. Pulling out one of the blades, he walked back to him, holding up his wrist. Slicing downwards as though to cut as deeply as possible, his hand turned to sand and crumbled to the ground below, leaving him completely unharmed as his actual hand was seen again when he held up his arm.

"That is Shuukaku."