Nigoru Hitomi de Nani wo Negau - Chapter 136.2: Bottom of the Labyrinth (Part 2)

This is probably the story of a modern man who became the Seventh son of Kangxi in the Qing Dynasty. This is probably the story of how the Seventh brother Yinyou worked hard and fell in love by the way. So there is no doubt that this article is ambiguous, and it is easy to guess who the couple is.

- Description from Novelupdates

After graduating, Su Jing was met with rejection everywhere he went. Discouraged, he returned home to adjust his mood. He then discovered that his own backyard had become the Galactic Garbage Station. Every day, lots of tr*sh would suddenly appear – some were from Tomb of God, Battle Through the Heavens, Coiling Dragon, One Piece, Naruto, Bleach, X-Men, Captain America, Iron Man, and even from the Marvel Universe. As the owner of the garbage station, Su Jing had the duty to process all these tr*sh. In the beginning, he thought it would be a hard and unprofitable task. Afterwards, he discovered that this was actually the most beautiful and cushy job of his entire life.

The story is about a a hitman, Who dies because of his own recklessness and transmigrates into a game he used to play after his retirement as a hitman.I'm not gonna spoil any further, but i might answer few of your questions.Is MC overpowered?Nope, he'll become strong over time and all battle he'll fight will be because of his effort and techniques.Is there magic and adventure?Yes! It have both magic like normal isekai with adventure and fighting with monsters and many other things. There are other important things like “Essence Stone” But let's talk about it in the chapters.There will be harem?Not really, He will be in contact with many beautiful female and males but one waifu but i haven't decided yet.All i can say is, give it a try, I'll try my best to make it worth your time.

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…
When the world experienced a cataclysmic event,the majority of living things ceased to exist. Although humanity survived by hiding in the last safe zones, humans had to face mutated dire beasts and colossal source beasts that could break through the space barrier and enter the earth at any second.
Luo Yunyang, a young man who grew up in those calamitous times, obtained an attribute regulator and set out to walk the path of supremacy!

- Description from novelupdates