Fics like A God, A Princess, and Two Demon Babies

In the middle of the night, in a certain cell of the Demon King Castle, the loud cries of an infant rang. Saying that the princess was surprised would be an understatement. In which theforehead devil and earless eggplant seal turn into humanoid demon babies and Syalis and Poseidon has to deal with it. Chaos ensues.

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1. The Butcher and the Cleric by cyan96 (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
2. Intertwining With the Present by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
3. After the End, Without You by MarshmallowBirb (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
4. The Daily Life of a Househusband by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
5. Solar Eclipse by NekoMary (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
6. Scarf by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
7. Things You Hear Don't Match To Reality by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
8. Dream by EastOfEarth (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
9. Two Dumb Princes by Pathfinder7007 (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
10. To Think Of That Special Someone by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
11. A Demon Guide by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
12. Slumbering By The Benches by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
13. Fade Away by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
14. Lively Duke’s Daughter in the Demon Castle by ThoughtSpinner (乙女ゲームの破滅フラグしかない悪役令嬢に転生してしまった… - 山口悟 | My Next Life as a Villainess - Yamaguchi Satoru (Light Novels), 乙女ゲームの破滅フラグしかない悪役令嬢に転生してしまった… | My Next Life as a Villainess (Anime), more)
15. The Goat Who Longs for the Moon by Mellize (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
16. And The Heroes Came, If Only They Hadn’t by DragonQueen21 (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
17. The Dangers of Mixing Business (Trips) with Pleasure by MarshmallowBirb (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
18. Rude Awakening by unlockthelore (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))
19. Syalis Finds A Spouse by AimingSashimiG (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga), 魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Anime))
20. And a Teddy Demon in a Pear Tree by MarshmallowBirb (魔王城でおやすみ | Maoujou de Oyasumi | Sleepy Princess in the Demon Castle (Manga))