The theme of leadership also appears frequently. In 'The Rising of the Shield Hero', Naofumi has to lead his small group of allies against much larger forces. His overpowered abilities give him the means to do so, but he also has to develop leadership skills. Also, there is often a theme of justice. These overpowered characters usually end up fighting for what they believe is right. They use their power to protect the weak or to right the wrongs in the world they inhabit, whether it's a virtual world like in 'Sword Art Online' or a more traditional fantasy world like in other novels.
One popular overpowered mc light novel is 'Sword Art Online'. The main character, Kirito, is extremely overpowered in the virtual world of the game. He has incredible sword skills and the ability to adapt quickly to various situations, making him stand out among other players.
Another common theme is the fish - out - of - water situation. The MC is transported to a new world, so they have to adapt to new cultures, magic systems, and social structures. In 'Konosuba', Kazuma has to deal with all the crazy things in the isekai world while trying to make the best of his situation with his OP party members. And they often have a goal, like saving the new world or finding a way back home, which drives the story forward.
Sure. 'Overlord' is a great isekai novel with an OP main character. Momonga, the protagonist, gets transported to another world and has incredible power from the start. Another one is 'That Time I Got Reincarnated as a Slime'. Rimuru starts off as a slime but quickly becomes very powerful in the new world.
The harem aspect means there are multiple female characters who are attracted to the MC. In these manga, the relationships can range from simple admiration to deeper emotional bonds. The female characters often have diverse personalities and abilities, adding to the complexity of the story. For instance, in 'Death March to the Parallel World Rhapsody', the harem members include a princess, an elf, etc.
Typically, they are often very powerful from the get - go. For example, in 'Overlord', the main character has a vast array of powerful spells and an army at his disposal right after being transported to the new world. This immediate power gives them an edge in the new and often dangerous isekai settings.
Sure. 'Overlord' is a great one. The main character is extremely overpowered as he gets transported to a new world. He has incredible strength and abilities from the start which makes his adventures in the isekai world very interesting.
There's also 'Death March to the Parallel World Rhapsody'. The MC Ichirou Suzuki is overpowered and gradually builds up a harem of various characters in the isekai setting. The story has a mix of adventure, comedy and some harem elements.