GuessAnime.

1. Lord of the Mysteries

Waking up to be faced with a string of mysteries, Zhou Mingrui finds himself reincarnated as Klein Moretti in an alternate Victorian era world where he sees a world filled with machinery, cannons, dreadnoughts, airships, difference machines, as well as Potions, Divination, Hexes, Tarot Cards, Sealed Artifacts… The Light continues to shine but mystery has never gone far. Follow Klein as he finds himself entangled with the Churches of the world—both orthodox and unorthodox—while he slowly develops newfound powers thanks to the Beyonder potions.

Lord of the Mysteries is finished and has null Volumes and 65 Chapters.

2. Mugongeuro Level Up-aneun Mawangnim

"Demon King"

That was the title they used to call me in my past life before I became human.

Mugongeuro Level Up-aneun Mawangnim is currently publishing . It is also Known as: Demon Lord’s Martial Arts Ascension, Martial Demon King

3. Oroka na Tenshi wa Akuma to Odoru

Masatora Akutsu has just transferred into class in Japan from a long way away—all the way from Hell, to be exact. Akutsu is a demon who's come to Earth to find someone who can motivate the forces of Hell to fight back against the invading Heavenly army. He immediately sets his sights on one of his classmates, the kind and beautiful Lily Amane, but ends up in way over his head when it turns out Lily has some secrets of her own!

The Foolish Angel Dances with the Devil is currently publishing . It is also Known as: 愚かな天使は悪魔と踊る, The Foolish Angel Dances with Demons

4. Emo x Tianshi Buneng Youhao Xiangchu

Demons and angels are two opposite races. As the times change, they are tired of fighting. In order to coexist peacefully, they decided to start a marriage plan! The plan has a one-year observation period. If the devil and angel still cannot get along well, the marriage will be cancelled. As a result, Jiacheng and Yu Shanshan were "luckily" selected by lottery as marriage partners, and started a "happy" cohabitation life with the destination of divorce.

Source: MU

Demon x Angel, Can't Get Along is currently publishing .

5. One Room, Hi Atari Futsuu, Tenshi Tsuki.

Shintaro Tokumitsu is a high schooler living all alone, but things take an unexpected turn when a girl named Towa shows up on his balcony! Not only is she incredibly pure and sweet, but there’s something different about her—something… divine. Just who is Shintaro’s new roommate, and what adorable high jinks lie in store?!

Studio Apartment, Good Lighting, Angel Included is currently publishing . It is also Known as: ワンルーム、日当たり普通、天使つき。, One Room, Naturally Lit, Comes With Angel, 單間, 光照尚好, 附帶天使, หนึ่งห้อง สองหัวใจ อุ่นไอรัก

6. Lord of the Mysteries

With the rising tide of steam power and machinery, who can come close to being a Beyonder? Shrouded in the fog of history and darkness, who or what is the lurking evil that murmurs into our ears?

Waking up to be faced with a string of mysteries, Zhou Mingrui finds himself reincarnated as Klein Moretti in an alternate Victorian era world where he sees a world filled with machinery, cannons, dreadnoughts, airships, difference machines, as well as Potions, Divination, Hexes, Tarot Cards, Sealed Artifacts…

The Light continues to shine but mystery has never gone far. Follow Klein as he finds himself entangled with the Churches of the world—both orthodox and unorthodox—while he slowly develops newfound powers thanks to the Beyonder potions.

Like the corresponding tarot card, The Fool, which is numbered 0—a number of unlimited potential—this is the legend of “The Fool”.

Lord of the Mysteries is finished and has 8 Volumes and 1430 Chapters. It is also Known as: LotM, 诡秘之主

7. Yasei no Last Boss ga Arawareta!: Kokuyoku no Haou

The year is 2800 and Lufas Maphaahl – The Black-Winged Tyrant, Great Conqueror, and leader of the Twelve Heavenly Stars – has returned.

A man wakes up in the body of his MMO character 200 years after her defeat during an player-made event in the game, Exgate Online. Now, he's stuck in her body. But this isn't a game, it's real. With her reign long over, and her legacy one of fear, Lufas must journey through the world of Exgate, looking for answers, possible comrades, and all the monsters her “death” unleashed upon the world...

A Wild Last Boss Appeared! is currently publishing . It is also Known as: 野生のラスボスが現れた！黒翼の覇王, 야생의 라스트보스가 나타났다!

8. Angel Love

God has run away? The world is in chaos? Michael goes to the human world to look for an old friend, and save the world together, but the reincarnated Lucifer can no longer remember him……

And the reason turned out to be because Michael himself sealed his memories and powers away! To awaken him now……he must #%￥#……forget it, even if he has to cry and grovel, he will bury the pit that he dug himself!

Angel Love is finished and has 0 Volumes and 63 Chapters.

9. Miss Angel and Miss Devil

The story of angels who don't behave like angels and devils who are kinder than them. A new romance begins!

Miss Angel and Miss Devil is currently publishing .

10. Yuganda Tenshi to Utsuutsu taru Akuma no Bimyou na Kankei.

Similar Manga like Yuganda Tenshi to Utsuutsu taru Akuma no Bimyou na Kankei.

The Strange Relationship of a Twisted Angel and a Gloomy Demon is finished and has null Volumes and 2 Chapters. It is also Known as: 歪んだ天使と鬱々たる悪魔の微妙な関係。, The Weird Relationship Between a Twisted Angel and a Gloomy Devil, ความสัมพันธ์อันแปลกประหลาดของเทวดาวิปริตกับปีศาจที่มืดมน

11. Ring

A sweet story between a little angel and a big angel~

Ring is currently publishing . It is also Known as: Ring (Dong Ye)

12. Your Wings and Mine

Shealtiel is an angel who just can't get things done, and he's just been given an assignment to kill a demon — will he be able to do it?

Your Wings and Mine is finished and has null Volumes and 134 Chapters.

13. Watashi no Angela

On her way home, a young woman discovers a human-looking angel, whom she decides to welcome into her home.

You Are My Angela is finished and has null Volumes and 4 Chapters. It is also Known as: わたしのアンジェラ, Watashi no Angela

14. 7th Garden

As a gardener serving in a rural manor, Avin wished nothing more than peaceful days along with his lord's daughter, Marie. One day, he accidentally woke up a demon sleeping in a nearby mountain. What she wished was to have him as a servant before felling the heaven and turn this world into her garden. Avin of course declined the offer. However, not long after that, the town Avin staying was suddenly raided by Knights Templar who supposed to protect the country. Avin was then presented with choices: Will he perish along with the garden and his dear ones, or become demon's servant and have this world perish instead...

7th Garden is finished and has null Volumes and 32 Chapters. It is also Known as: 7thGARDEN, Seventh Garden

15. How to Use an Angel

A bunch of thugs holding a demonic invocation have kidnapped Kiom to use as their sacrificial offering. Just as she’s about to be attacked, though, the wall before her crumbles, giving way to a tall, glowing figure. The newcomer is more handsome than anyone could dream of, so pretty-faced that he seems angelic, in fact. Kiom is relieved to be rescued, but the guy seems to have mistaken her for someone else. He calls her by a strange name, and pulls out a…sword?! Will Kiom get out of this alive?

How to Use an Angel is finished and has null Volumes and 88 Chapters. It is also Known as: Angel's Use, 被天使盯上的惡魔

16. Angel Buddy

To others, Sooho might appear a little strange. But to Sooho, there’s much more to “life” than the average person may ever know. And that’s because Sooho sees spirits. At first he thought his “abilities” were limited to the average ghost-y here and there, but one day he witnesses a real life angel floating in midair and staring at him. And then he promptly breaks said angel’s wing on accident. Sooho’s had many a ghost follow him around in his short life, but he’s never had to take of an angel… nor a spirit quite so handsome as Taker.

Angel Buddy is finished and has null Volumes and 80 Chapters. It is also Known as: 天使拍档

17. Yuzhou Qin Wei Xiang

A rebellious angel, a lonely god of death and a cursed human girl were chosen by fate because of piano. In order to seek for the lost piano keys, human girl wander between god of death and angel. Her choice may alter the trajectory of the world!

Soundless Cosmos is finished and has null Volumes and 105 Chapters. It is also Known as: 천사와 사신의 속삭임, ジェネシスの音が響くまで

18. Koko wa Tengoku ja Nai kedo

A woman working at a girls bar encounters an angel that has fallen into a pile of trash.

This Isn't Heaven is finished and has null Volumes and 1 Chapters. It is also Known as: ここは天国じゃないけど, This isn't heaven, though...