Can you recommend some similar light novels like 'memoir of the king of war light novel'?

Sure. 'Overlord' is a great one. It also has a powerful main character in a fantasy world like in 'The Great Demon King Light Novel'. Another one could be 'Re:Zero − Starting Life in Another World'. The main character has to face various challenges in a different world, which has some similarities to the world - building in 'The Great Demon King Light Novel'.

One similar light novel could be 'Overlord'. It also features a protagonist in a powerful position, much like in 'I'm the King Light Novel'.

One similar light novel could be 'Sword Art Online'. It also has a unique world - building and engaging characters. Another one is 'Overlord', which shares the theme of a powerful protagonist in a different kind of world.

Power. The protagonist is likely to be very powerful and his journey to maintain or increase his power could be a main theme.

One similar light novel could be 'Overlord'. It also has a richly detailed fantasy world and complex characters. The story follows a powerful entity in a game - like world and the various situations and challenges they face, much like Wortenia War which has its own unique world and power dynamics.

Sure. 'Sword Art Online' is a popular light novel that has a similar feel in terms of its fantasy world - building and adventure elements. Another one could be 'Log Horizon' which also involves characters being trapped in a game - like world and having to deal with various challenges.

Well, 'Re:Zero − Starting Life in Another World' might be considered similar. It has a main character who has to face various challenges and mysteries in a different world, just like in 'Rune King Light Novel'. Then there's 'The Rising of the Shield Hero', with its own take on a hero's journey in a strange land. Also, 'No Game No Life' has a unique world - building and intelligent characters, which could be appealing to those who like 'Rune King Light Novel'.

Sure. 'Sword Art Online' is a well - known light novel. It has an immersive virtual reality world and engaging storylines. Another one could be 'Overlord'. It features a powerful protagonist in a fantasy game - like world. And 'Re:Zero − Starting Life in Another World' is also great. It has a unique time - loop concept and complex characters.

Sure. 'Sword Art Online' is a great one. It has a similar concept of being in a fictional world with lots of action and adventure. Another one is 'Overlord'. It also features a protagonist in a unique world setting with interesting characters and a complex plot.

Well, 'Log Horizon' could be considered. It focuses on the in - game society and politics, much like 'spellbound light novel' might in terms of exploring a particular world. 'The Rising of the Shield Hero' is also a good choice. It has a strong protagonist and an interesting take on the isekai genre that might be appealing if you like 'spellbound light novel'.