He has 5 visible piercings on his face: two on his eyebrows, two on each sides of his ears and one below his lower lip. On his left hand, he sports a tattoo with the letters "D-E-A-D" on his fingers and a skull on the dorsum. On the same side, his arm features a patchwork sleeve tattoo. Wooin presents himself with a playful and friendly demeanor most of the time, Wooin is characterized as a vulgar and shameless individual, acting a bit too casual regularly. he also enjoys the thrill of fighting.