The otherworlder is the central figure for sure. There could be side characters that play important roles too. Maybe there's a mysterious old man who imparts some crucial knowledge about the dungeon to the otherworlder. And perhaps there are some other adventurers from different backgrounds who cross paths with the main character during their exploration, creating interesting interactions and storylines.
One key feature could be the unique world - building. It likely creates an interesting and immersive dungeon environment filled with various challenges and mysteries. Another might be the character development of the otherworlder. As they explore, they grow and change, adapting to the dungeon's perils.
The protagonist is a young adventurer named Alex. He's brave and has a strong sense of curiosity, which drives him to explore the dungeon. Then there's Lily, a mage who teams up with Alex. She's smart and her magical abilities are crucial in many situations.
Perhaps there is also a mysterious old sage in 'the dungeon master light novel'. The sage could be a source of knowledge for the dungeon master, guiding him on how to improve the dungeon, manage resources better, and deal with the powerful entities that lurk within it. This character could also have his own hidden motives which add to the complexity of the story.
I'm not sure exactly who the main characters are without reading it. But it's likely to have a protagonist who is in charge of the dungeon defence. Maybe a brave warrior or a clever mage.
Perhaps there is a mentor figure, an experienced dungeon creator who guides the protagonist. And also, there might be some adventurers who interact with the dungeons created by the main character, and they could be considered important characters as well.
I'm not sure exactly as I haven't read it fully. But typically in such novels, there would be a brave adventurer as one of the main characters who is determined to master the dungeons.
There might be a wizard - like character in 'the dungeon seeker light novel'. They would use magic to help the group in the dungeon, for example, to break through magical barriers or defeat magical enemies. And there could also be a strong warrior type, who is good at close - combat and protecting the others.
The main characters can vary greatly. It could be a young hero who has been training for years to become strong enough to enter the hidden dungeon. There might be a female mage who is searching for a rare spell ingredient only found in the dungeon. And perhaps a rogue - like character who is more interested in the valuable treasures hidden within. Their interactions, their growth, and how they work together or against each other can be a big part of what makes the 'hidden dungeon light novel' interesting.
Since we don't have a lot of details about this specific 'ore dungeon light novel', it's hard to say for sure. However, in a typical dungeon - exploring story, the main character who says 'ore' might be joined by a group of diverse characters. There could be a healer who is always there to patch up the wounds, a thief - like character who is good at finding hidden passages, and an older, more experienced adventurer who serves as a mentor figure. These are all common types of characters in such light novels.
I'm not entirely sure who the main characters are specifically in the 'Dungeon Hunter Light Novel' as it can vary depending on the plot. But it's likely to have a brave dungeon hunter as the protagonist.