The 'the slime king light novel' may center around the journey of the slime to kingship. It could involve political intrigue within the slime society, like rival slime factions vying for power. The slime king - to - be might have to deal with external threats from non - slime races as well. It might also explore themes of leadership, as the slime has to learn how to lead its kind. There could be a backstory about how this slime was different from the start, which led to its ascension to becoming a king, and perhaps there are prophecies or ancient powers at play in its story.
Well, one obvious difference is the medium. Manga is visual, so you can directly see the slime's appearance, the expressions of characters, and the action scenes. For example, in a slime battle scene, the manga can show the slime's movements vividly. However, a light novel uses words to describe all these. It might describe the slime as a gooey, translucent blob that pulsates with a strange energy.
Well, without more context, it's difficult to say exactly. 'Slime' in light novels often refers to a type of creature, which can have various forms and abilities. The '300' might be a volume number, a chapter number, or something else entirely. It could be a story where the slime is the protagonist and there are 300 important elements in the plot, like 300 quests it has to complete or 300 different types of magic it encounters.