Fics like Rimuru and Iruma's Adventures in the Netherworld

A bored Rimuru Tempest accompanies Diablo when he goes to meet with an old friend in the Netherworld. What will happen when he meets an out-of-place human boy who piques his interest? (Tensei Shitara Slime Datta Ken and Mairimashita Iruma-kun crossover)

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  1. liberation of the damned. by %E3%83%AA%E3%83%AA%E3%82%B9%20-%20riris (魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga), 魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Anime))
  2. Predator by AgentT123, Mu1622, WatcherMagic (転生したらスライムだった件 - 伏瀬 | Tensei Shitara Slime Datta Ken | That Time I Got Reincarnated as a Slime - Fuse)
  3. Dominant Run! by Greyninja27 (転生したらスライムだった件 - 伏瀬 | Tensei Shitara Slime Datta Ken | That Time I Got Reincarnated as a Slime - Fuse)
  4. Izuku: The Slime by KilluaZoldyck3000 (転生したらスライムだった件 - 伏瀬 | Tensei Shitara Slime Datta Ken | That Time I Got Reincarnated as a Slime - Fuse, 僕のヒーローアカデミア | Boku no Hero Academia | My Hero Academia)
  5. Welcome to demon school iruma kun by Nyxxays (魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga))
  6. Half Demon by DekuNo (魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga), 魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Anime))
  7. Iruma, the Super Hero/Villain-Wait What? (Hiatus) by 616mcu, HAZZARD_OVERFLOW (魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga), DC Super Hero Girls (Cartoon 2019))
  8. Grounding by RoseberryGreen (魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga), 魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Anime))
  9. Boku no Slime Academia! by via_the_cryptid (転生したらスライムだった件 - 伏瀬 | Tensei Shitara Slime Datta Ken | That Time I Got Reincarnated as a Slime - Fuse, 僕のヒーローアカデミア | Boku no Hero Academia | My Hero Academia)
  10. The Tavern at the Edge of Tempest by WhisperingKage, YukimuraShuusukeGirl (InuYasha - A Feudal Fairy Tale, 転生したらスライムだった件 - 伏瀬 | Tensei Shitara Slime Datta Ken | That Time I Got Reincarnated as a Slime - Fuse)
  11. The Reincarnations of Veldanava by MarloweG (転生したらスライムだった件 - 伏瀬 | Tensei Shitara Slime Datta Ken | That Time I Got Reincarnated as a Slime - Fuse)
  12. Bunch of Slimy One Shots by FoofyFang (転生したらスライムだった件 - 伏瀬 | Tensei Shitara Slime Datta Ken | That Time I Got Reincarnated as a Slime - Fuse)
  13. Finding Family in the Netherworld by DIANAreese11 (魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga), 魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Anime))
  14. Son of the Storm Dragon by AshtonK (転生したらスライムだった件 - 伏瀬 | Tensei Shitara Slime Datta Ken | That Time I Got Reincarnated as a Slime - Fuse)
  15. A missing piece for a puzzle by Barbeque11 (魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga), 魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Anime))
  16. Iruma And His Demon Parent by Cronny_Cronnie (魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Anime), 魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga))
  17. Watching Iruma-kun be welcome to demon school by Juacal (魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Anime), 魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga), more)
  18. Heroic Lifestyle for Iruma! by 616mcu, HAZZARD_OVERFLOW (魔入りました! 入間くん | Mairimashita! Iruma-kun | Welcome to Demon School! Iruma-kun (Manga), 僕のヒーローアカデミア | Boku no Hero Academia | My Hero Academia)
  19. I'm a Daemon, so what? by theogbasilisk (転生したらスライムだった件 - 伏瀬 | Tensei Shitara Slime Datta Ken | That Time I Got Reincarnated as a Slime - Fuse)
  20. The Consequences of Chaos by NiceApep (転生したらスライムだった件 - 伏瀬 | Tensei Shitara Slime Datta Ken | That Time I Got Reincarnated as a Slime - Fuse)