Crucial Star

Name: Crucial Star
Native name: 크루셜스타
Also Known as: 박세윤, Park Se Yun
Nationality: South Korean
Gender: Male
Born: October 16, 1989
Age: 36

Park Se Yoon, known professionally as Crucial Star, is a South Korean rapper and producer.

He started writing music when he was 17 years old and joined the hip hop duo LIBRA TWINS in 2007. In 2010, he signed with Soul Company and released a collaboration digital album with Mad Clown. In January 2011, he made his debut as a solo artist with his first EP, "A Star Goes Up".

When Soul Company closed in late 2012, he created his own one-man label company called Ratel.

(Source: kisskh) Edit Biography

Year	Title	#	Role	Rating
2026	Show Me the Money Season 12 Korean TV Show, 2026, 12 eps [Contestant] (Regular Member)	12	[Contestant] Regular Member	7.6
2022	Show Me the Money Season 11 Korean TV Show, 2022, 10 eps [Contestant] (Regular Member)	10	[Contestant] Regular Member	7.7
2021	SNL Korea Reboot Season 2 Korean TV Show, 2021, 20 eps [Host] (Ep. 20) (Guest)	20	[Host] (Ep. 20) Guest	9.5
2020	Show Me the Money Season 9 Korean TV Show, 2020, 10 eps [Contestant] (Regular Member)	10	[Contestant] Regular Member	7.8
2019	Rap House On Air Korean TV Show, 2019, 123 eps (Ep. 48, 65) (Guest)	123	(Ep. 48, 65) Guest	8.3
2019	5 Minutes to Six Korean TV Show, 2019, 425 eps (Ep. 112) (Guest)	425	(Ep. 112) Guest	8.0
2017	High School Rapper Korean TV Show, 2017, 8 eps [Featured artist] (Ep. 8) (Guest)	8	[Featured artist] (Ep. 8) Guest	7.7
2016	Saturday Night Live Korea Season 7 Korean TV Show, 2016, 18 eps [Host] (Ep. 1) (Guest)	18	[Host] (Ep. 1) Guest	8.0
2015	Show Me the Money Season 4 Korean TV Show, 2015, 10 eps [Contestant] (Regular Member)	10	[Contestant] Regular Member	7.9
2015	King of Mask Singer Korean TV Show, 2015, 525 eps [Contestant] (Ep. 520) (Guest)	525	[Contestant] (Ep. 520) Guest	8.0