he's a very shy guy who doesn't talk all that often, if ever, because he doesn't want people to pay too much attention to him. He's nervous a lot and cries if someone shouts at him. His mouth can open really wide and he has very sharp teeth which he knows scares people which is why he doesn't want the attention put onto him.

Tongues.
His quirk allows him to make three tongues and they're very long and able to wrap around things. They're able to lift a lot of weight. Iff he uses his quirk too much his facial muscles and tough feel sore. His tongues will be sensitive and slightly swolen which makes him lisp.