I'd recommend 'The Gamer'. It shares the theme of characters growing and evolving their abilities, similar to Infinite Leveling Murim. Also, the world-building and adventure aspects are comparable.
Infinite leveling Murim Manhwa usually has exciting power-ups and intense battles. The characters often have unique skills and face challenging enemies.
Infinite leveling in murim manhwa often features rapid growth of the protagonist's power and unique challenges to overcome at each level.
One manga that could be similar is 'Solo Leveling'. It has elements of fantasy, action, and character progression like Infinite Leveling Murim.
The murim setting is also key. It usually involves a world full of martial artists, different sects, and a complex power hierarchy. The leveling system often ties in with the martial arts and the status within this murim society. For example, as the character levels up, they might gain access to more powerful martial arts techniques or be recognized by more prestigious sects.
It often has unique power systems and complex character development. The art style can be very detailed and immersive.
One popular 'infinite leveling murim novel' is 'The Legendary Moonlight Sculptor'. It has elements of leveling up in a murim world that many readers enjoy.
The main character is usually the protagonist who experiences the leveling up in the Murim world. However, without reading it thoroughly, it's hard to name all of them specifically.
Well, 'Solo Leveling' is quite similar. It has a protagonist who constantly levels up and faces powerful opponents.
I'd say 'The Breaker' is somewhat similar. It has a lot of martial arts action and an engaging plot like Nano Machine.
The 'Infinite Level Up Murim' manhwa has an engaging storyline with intense action and power-ups. The characters are well-developed and the art style is visually appealing.