MTL - Rebirth Into A Wolf: I Can See My Evolution Paths - Chapter 13 new evolutionary route

However, he did not know that he was not raising just a harmless pet, but a biological weapon secretly made by the government… a real monster.

As a former librarian, Rand felt that he had been living an ordinary life, the one that he had reclaimed unconsciously every single day.

Recently, he has been a little upset because the pet fish he accidently brought home to raised seems to have undergo some strange changes

Well, it turned into a merman.

- Description from Novelupdates

Finding himself in an Last Airbender without an airbender around, a transmigrator waterbender goes on an adventure to stop the worst from happening to him.

Eighteen-year-old Trinity is unlike any other werewolf in her pack. For one, there were unusual circumstances surrounding her birth, for another, she is the only pack member to never shift into a wolf form. So now she doesn't quite belong anywhere. Not quite human and not quite wolf.

Coming from the modern era, she was sent to a strange world. The body she possessed previously belonged to a young woman whose family was thrown away by their clan. However with the “Dan Fu Zong”, the inheritance from her old world, she steps on the path of cultivation, hoping to one day become an immortal.

- Description from Novelupdates