Fics like REBIRTHIA=PROTOCOL/.

In which Cale's Ancient Power malfunctions, causing his heart to stop beating every time he uses his powers. In which Cale dies, before Energy of the Heart revives him. In which Cale dies then comes back to life, again, and again, and again, and again.

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1. Vikings, meet Cale by Reltu (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, How to Train Your Dragon (Animated Movies), more)
2. My Cat, Raon by chloetyranny (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, 전지적 독자 시점 - 싱숑 | Omniscient Reader - Sing-Shong)
3. When they tell you ‘go to hell’ so you do by Paper3ater (Hazbin Hotel (Cartoon), 백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan)
4. Death's Game by Honetbee (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, 저 그런 인재 아닙니다 | I'm Not That Kind of Talent (Webcomic))
5. Home is the place that makes you feel loved by Cupiko (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, 诡秘之主 - 爱潜水的乌贼 | Lord of the Mysteries - Cuttlefish that Loves Diving)
6. building a nest by euneun (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan)
7. A Little Bit of Everything by JeojaSugnyeoABlackLamb (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, 전지적 독자 시점 - 싱숑 | Omniscient Reader - Sing-Shong, more)
8. ALTALUNE by VirtualNerdie (나 혼자만 레벨업 | Solo Leveling (Webcomic), 나 혼자만 레벨업 - 추공 | Solo Leveling | Only I Level Up - Chu-Gong, more)
9. somnambulist by skyrndipity (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, 전지적 독자 시점 - 싱숑 | Omniscient Reader - Sing-Shong)
10. Give Me Solitude! by VirtualNerdie (내가 키운 S급들 - 근서 | S-Classes that I Raised - Geunseo, 내가 키운 S급들 | The S-Classes That I Raised (Webcomic), more)
11. When Your Dad is A Pillar of the Universe by LuckyKittens (诡秘之主 - 爱潜水的乌贼 | Lord of the Mysteries - Cuttlefish that Loves Diving, 백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan)
12. How to Survive the God of Death’s Retirement Plan by Calebecaueswhynot (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, DCU, more)
13. Forced Employment? How about Forced invasion of privacy! by Shadow08081, Vidow_The_Witch (僕のヒーローアカデミア | Boku no Hero Academia | My Hero Academia (Anime & Manga), 백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan)
14. A Love's Price by staryyian (전지적 독자 시점 - 싱숑 | Omniscient Reader - Sing-Shong, 백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, more)
15. Let me Slack! by TheHopelessSlacker (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, 전지적 독자 시점 - 싱숑 | Omniscient Reader - Sing-Shong)
16. Babysitter by zorlovinghue (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, 데뷔 못 하면 죽는 병 걸림 - 백덕수 | Debut or Die - Baek Deoksoo)
17. Digitalis (A LCF x Mairuma Crossover) by por_phyro_phile (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, 魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga), more)
18. A Journey with Cale and his Triplets by Sadge5 (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan)
19. Through Wordlines by DaddyFrogLegs (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan, Noblesse (Manhwa))
20. Twin Flames: Across Timelines by RAMandSAM (백작가의 망나니가 되었다 - 유려한 | Lout of Count's Family | Trash of the Count's Family - Yulyeohan)