K-pop Boy Groups

HEARTSTEEL Members Profile: Full Names, Ages, Heights, Weights and More

June 26, 2026 | By Kris Lodhi

HEARTSTEEL members are Sett, K’Sante, Ezreal, Kayn, Yone, and Aphelios.

Origin	Seoul, South Korea
Debut	October 23, 2023
Number of Members	6
Members	Sett K’Sante Ezreal Kayn Yone Aphelios

HEARTSTEEL Members Profile

Sett

HEARTSTEEL member Sett

Full Name	N/A
Birthday	N/A
Birthplace	N/A
Age	N/A
Height	N/A
Zodiac Sign	Aries
MBTI	ESTP
Position	Co-Leader, Rapper

K’Sante

HEARTSTEEL member K’Sante

Full Name	N/A
Birthday	N/A
Birthplace	N/A
Age	N/A
Height	N/A
Zodiac Sign	Leo
MBTI	ENFJ
Position	Co-Leader, Vocalist

Ezreal

HEARTSTEEL member Ezreal

Full Name	N/A
Birthday	N/A
Birthplace	N/A
Age	N/A
Height	N/A
Zodiac Sign	Sagittarius
MBTI	ENFP
Position	Vocalist

Kayn

HEARTSTEEL member Kayn

Full Name	N/A
Birthday	October 30
Birthplace	N/A
Age	N/A
Height	N/A
Zodiac Sign	Scorpio
MBTI	ENTJ
Position	Rapper, Instrumentalist

Yone

HEARTSTEEL member Yone

Full Name	N/A
Birthday	N/A
Birthplace	N/A
Age	N/A
Height	N/A
Zodiac Sign	Taurus
MBTI	INFJ
Position	Producer, DJ

Aphelios

HEARTSTEEL member Aphelios

Full Name	N/A
Birthday	N/A
Birthplace	N/A
Age	N/A
Height	N/A
Zodiac Sign	Pisces
MBTI	ISTJ
Position	Composer, Lyricist

FAQs

How many members are in HEARTSTEEL?

HEARTSTEEL is a 6-member K-pop boy group. The group consists of Sett, K’Sante, Ezreal, Kayn, Yone, and Aphelios.

When did HEARTSTEEL debut?

HEARTSTEEL debuted on October 23, 2023, with their single PARANOIA.