From heartbroken teens to cosmic deities, Seo In Guk dominates every screen he touches. Check out his top seven transformations: Reply 1997: Iconic nostalgia. High School King: Comedy genius.

Shopping King Louie: Pure charm. I Remember You: Dark intensity. Doom at Your Service: Supernatural romance.

Café Minamdang: Charismatic chaos. The Smile Has Left Your Eyes: Masterful psychological depth. A true acting legend!

Café Minamdang: Charismatic chaos. The Smile Has Left Your Eyes: Masterful psychological depth. A true acting legend!