Forging the Firelink Greatsword from Dark Souls 3 - Bell of Lost Souls

Dark Blade, Dark Souls Wiki

Dark Sword - Dark Souls 3 Guide - IGN

I don't know if you guys know this but you can do this visual trick using the Untrue Dark Ring, works for Frozen Blade, Magic Blade and Dark Blade that I know

Darkmoon Blade, Dark Souls Wiki

Dark Souls 3 Inspired Frayed Blade Keychain

Dark Souls 3 DLC weapons, armour, spells and items: a quick, spoiler free checklist for Ashes of Ariandel

How to find some of Dark Souls 3's best hidden weapons

Dark Souls - Design Works, Artbook

Lightning Blade Dark Souls 3 Wiki

Storm Curved Sword - Darksouls3