The protagonist, of course. As a reincarnated goblin, their journey and growth are central to the story. There might also be a wise elder goblin who imparts knowledge and wisdom to the protagonist. And perhaps a rival goblin who challenges the protagonist's status within the tribe.
Well, in this light novel, the main character as a reincarnated goblin is the most interesting one. Their struggle to adapt to a new form and new life is captivating. Additionally, there may be a mysterious figure, perhaps a spirit or an ancient being, that the goblin encounters during their adventures. This figure could have its own motives and secrets that tie into the overall story. There might also be a group of outcast goblins that the protagonist befriends, and each of them has their own backstory and personality that makes them interesting characters in the narrative.
There's likely the main character who is the reincarnated dragon. Their unique perspective as a human turned dragon is quite interesting. And there may be other dragons that they interact with, some might be friendly and some hostile. Also, characters from other races like wise old elves or strong dwarven warriors could be part of the story.
The reincarnated aristocrat themselves is an interesting character. Their knowledge from their past life combined with the new challenges in the aristocratic world makes them unique. Then there might be a wise old butler or advisor, who provides guidance and insights to the main character.
The cat protagonist is surely one of the most interesting characters. Since it has the mind of a human, its reactions to the world as a cat are unique. Maybe there are also some other animals like a wise old owl or a friendly dog that make the story more interesting with their different personalities and behaviors.
Shion is an interesting character. She's a strong ogre who is extremely loyal to Rimuru. Her clumsy yet endearing nature, especially when it comes to cooking, adds a touch of humor to the story. Then there's Benimaru. He's a very capable leader among the ogres. His respect and admiration for Rimuru, and his own skills in combat and strategy, make him a great addition to the cast.
The dragon itself is an interesting character as it has to navigate its new life as a dragon. There might also be other dragons that it meets, each with their own personalities and motives. And perhaps some friendly or not - so - friendly creatures that cross its path during its adventures.
The dog protagonist itself is surely interesting. It has the mind of a human trapped in a dog's body, which creates a lot of comical and also thought - provoking situations.
In 'Reincarnated as a Goblin' light novel, one of the key plot points could be the protagonist's journey of self - discovery. They are no longer human but a goblin. So, they need to figure out what it means to be a goblin. This could include understanding the unique abilities and limitations of goblins. Another aspect could be forming alliances, either with other goblins or with other races that are willing to overlook the protagonist's goblin form in order to achieve a common goal.
The protagonist sword is definitely one of the most interesting characters. It has a unique perspective as a reincarnated object. Fran, the girl who wields the sword, is also very interesting. Her relationship with the sword and her growth as a character are engaging.
The protagonist, who was reincarnated as the dragon egg, is quite interesting. They have to figure out how to live as a dragon, which is a completely different experience from their previous life.
The protagonist is usually quite interesting as they adapt to the new RPG world. They bring their own modern - world knowledge into this strange new place. Also, the mentor - like characters can be really engaging. They guide the protagonist and often have deep backstories related to the history of the RPG world.