regal latch
Like tanjiro you can change the parts of your sword, the guard, the blade and the others parts, same as tanjiro nichirin with rengoku guard, and need a blacksmith to do it, but you need to defeat bosses to get random part of a nichirin sword 👍👍👍 you know, like the jedi fallen order, you can custom your jedi saber
dry hare
jagged sphinx