타파니 나이트위시 - Marco Tapani Hietala from Nightwish
오스본 블랙 - Ozzy Osbourne from Black Sabbath
혐오스러운 귀르 - Oderus Urungus from GWAR
학살자 아라야 - Tom Araya from Slayer
타이야 타세레 - Taija Riihimäki from Tacere
모르티스 엘프센 - Håvard Ellefsen from Mortiis (Tbh I overthinked this one big time: I was first thinking David Ellefson from Megadeth)
평가관 시몬스,
뾰족눈 스탠리,
에라크 스틸싱어 and
훈련생 세이어 - Paul Stanley, Gene Simmons, Eric Singer and Tommy Thayer from KISS (these guys are standing together near training dummies)
멜리사 페이트 - Melissa, an album by Mercyful Fate
아르카디아 모아 &
수 제타이 - Moametal & Sumetal from Babymetal, credits to /u/Dropolis for this one!
These were pretty clear, I'm moving on to more speculative ones:
리라 헤일스톰 - A bit so so, but Lzzy Hale from Halestorm
에드리히 아비도 - Eric Adams from Manowar, maybe?
치아라 코일 - Cristina Scabbia from Lacuna Coil (Bear in mind Chiara is a real-life italian name, and Lacuna Coil was an italian band)
Bonus:
마들렌 루... well, Madeleine Roux? (The author or Warcraft novel Shadows Rising)