I'm interested in fantasy novels that incorporate game elements and potentially a harem, with a focus on action and adventure. What would you suggest?

For a blend of fantasy, game elements, action, adventure, and a harem dynamic, "System Break" is a strong recommendation. The description mentions a character agreeing to be a subject in a 'sketchy experiment' when they have nothing to lose, which is a common starting point for system-based fantasy narratives. The 'Game' and 'Harem' tags directly address your interests, while 'Fantasy,' 'Action,' and 'Adventure' confirm the genre and plot elements you're seeking. This setup often involves a protagonist gaining extraordinary powers or abilities through a system that guides their progression, leading them through dangerous quests and challenges in a fantastical world.

The 'Harem' tag suggests that the protagonist will likely attract multiple romantic interests, which can add another layer of complexity and character interaction to the action-heavy plot. Novels like this often feature a protagonist who grows increasingly powerful, overcoming obstacles and building relationships along the way. The 'sketchy experiment' angle also hints at a potentially mysterious or overarching plot that the protagonist must unravel, adding an element of intrigue to the adventure. Given the combination of tags, "System Break" promises an exciting and dynamic read that satisfies your specific genre preferences.