BL manhwa refers to Boys' Love comics or graphic novels that come from South Korea and feature romantic or intimate relationships between male characters.
Well, a rut bl manhwa usually features male-male romantic relationships and explores various themes related to love and emotions. It's a popular genre in the world of manga.
A 'weapon maker novel' could be about an individual's journey in becoming a weapon maker. It could explore their motivations, like a desire for power, or a need to protect their homeland. The story might also include their encounters with different materials, secrets of forging, and the relationships they build with those who commission their weapons or use them in combat.
I'm not entirely sure specifically what 'weapon maker light novel' is about as there could be many with such a title. It might be about a character who is a weapon maker, perhaps in a fantasy or science - fiction setting, creating all kinds of unique and powerful weapons.
I don't know the exact main characters as I'm not familiar with this specific novel. But they could be the weapon maker themselves, perhaps a young apprentice learning the trade, or an experienced master.
BL omega manhwa often features complex character relationships and emotional depth. The omega characters usually have unique traits and vulnerabilities.
You could try 'Killing Stalking'. It's intense and keeps you on the edge of your seat. But be warned, it's quite dark. Another one is 'The Tutor's Secret', which has a unique plot and interesting characters.