User:ReVeluv02/sandbox/Monster (EP)

Credits and personnel

Credits adapted from the liner notes of the EP.

Musician

• Red Velvet – Irene & Seulgi
  • Irene – vocals (tracks 1–5), background vocals (tracks 1–5)
  • Seulgi – vocals (all tracks), background vocals (all tracks)
• Kenzie – Korean lyrics (track 1)
• JQ (makeumine works) – Korean lyrics (track 2)
• Lee Yeon-ji (makeumine works) – Korean lyrics (track 2)
• Kim Yeon-seo – Korean lyrics (tracks 3, 6), composition (tracks 3, 5–6), background vocals (tracks 3, 5–6)
• Lee Seu-ran – Korean lyrics (track 4)
• Park Green (153/Joombas) – Korean lyrics (track 5)
• Yaakov 'Yash' Gruzman – composition (track 1), arrangement (track 1), drums (track 1), keyboards & synths (track 1)
• Delaney Jane – composition (track 1), background vocals (track 1)
• Jenson Vaughn – composition (track 1)
• Yoo Young-jin – composition (tracks 1–2), arrangement (tracks 1–2)
• Moonshine – composition (tracks 2, 4), arrangement (tracks 2, 4)
• Louise Frick Sveen – composition (track 2), background vocals (track 2)
• Charite Viken – composition (track 2), background vocals (track 2)
• Daniel 'Obi' Klein – composition (track 3), arrangement (track 3)
• Andreas Öberg – composition (track 3), guitar (track 3)
• Tania Doko – composition (track 4)
• Maribelle – composition (track 4)
• MinGtion – composition (track 5), arrangement (track 5), piano (track 5), bass (track 5)
• Andrew Choi – composition (track 5)
• Joseph Hong – composition (track 6), arrangement (track 6)
• Jae Shim – composition (track 6)
• Kriz – background vocals (track 1)
• Seo Mi-rae – background vocals (track 2)

Technical

• Yoo Young-jin – directing (track 1), recording (track 1), digital editing (track 1), mixing engineer (track 1), mixing (track 1)
• Kenzie – directing (track 1)
• ButterFly – vocal directing (track 2), Pro Tools operation (track 2), digital editing (track 2)
• Kim Yeon-seo – directing (tracks 3, 5–6)
• Kriz – vocal directing (track 4)
• Jeong Eui-seok – recording (track 1), mixing (track 5)
• Noh Min-ji – recording (tracks 2, 4–5), mixing engineer (tracks 2–3)
• Kim Cheol-soon – recording (track 3), mixing (track 2)
• Lee Ji-hong – recording (track 6), digital editing (track 6), mixing engineer (tracks 5–6), mixing (track 6)
• Jung Yoo-ra – digital editing (tracks 1, 3)
• Lee Min-kyu – digital editing (track 4), mixing engineer (track 4), mixing (track 4)
• MinGtion – digital editing (tracks 5–6)
• Namkoong Jin – mixing (track 3)
• Cheon Hoon – mastering (tracks 1–2, 6)
• Kwon Nam-woo – mastering (tracks 3–5)