The supporting character's harem is very normal - Chapter 525: Stupid!

Bok Taejin was an ordinary young man who met an untimely death in a car accident—only to wake up in the body of a starving teenager in a strange world. Stranded in the wilderness, he is rescued by a group of villagers and soon discovers that he has transmigrated into the new Sect Leader of the long-forgotten One Flower Sect—a once-powerful immortal sect now reduced to nothing.With no cultivation talent, no resources, and only a mysterious technique called the Life and Death Technique, Bok Taejin soon realizes that the key to reviving his sect isn’t just through martial arts—it’s through farming. Hidden within the sect’s abandoned fields are spiritual herbs and ancient crops with untapped potential. By cultivating the land, nurturing rare plants, and trading with nearby towns, he slowly builds a foundation for the sect’s return.But as word spreads of a declining sect suddenly producing miraculous crops and powerful elixirs, forces from the martial world begin to take notice. Can Bok Taejin grow his sect back to its former glory while fending off enemies who seek to steal his secrets?Armed with nothing but his wits, a hoe, and an iron will, the last disciple of the One Flower Sect is about to change the world—one harvest at a time!

An ordinary (?) grandfather, Choi Chuntaek. In an effort to protect his granddaughter, he started the virtual reality game 'Arkstar.'

Then... he accidentally obtained a legendary class?

Ling Chen, the number one prodigy in the Martial World, lost all his cultivation and martial arts when his sect encountered a major disaster.On the brink of death, Ling Chen accidentally obtained the divine martial arts text, ‘’Ling Tian Sword Scripture‘’, and was able to repair his meridians.From then on, he began to understand the Sword Way, condense the Sword Heart, comprehend the Sword Intent, and ultimately became a Sword God of his generation!

After putting a suggestion to add a mercenary in a bad Murim novel he read, Leo would finish a mission with his NPCs before sleeping. Or so he planned. For some reason, he was transported into the said novel as the extra mercenary added by the author. His loyal NPCs, a yandere secretary, a happy-go-lucky assassin, a sexy puppeteer, and two weapon maniac guys start to become sentient. He lead his mercenary band ’Hallowed Insects’ toward an an unprecedented future in a Murim most turbulent era while enjoying his time. Fortunately, they still have their futuristic equipment with them. Tang Clan have a Poison Dagger, they have a Photon Sword. Shaolin Sect has a Qi Blast, they have a Railgun. And of course... “How much are you willing to pay to employ us? By the way, Demon Sect pay us 50,000 Golds to join their side in the upcoming war.” ... he always sided with the highest bidder.