The Dark Moon Greatsword is Ranni’s legendary moonlight blade and one of the best Intelligence weapons in the game. Its skill coats the blade in moonlight and turns heavy attacks into ranged waves.
Quick facts
| Type | Greatsword |
| How to get it | Reward at the end of Ranni’s questline: after you give Ranni the Dark Moon Ring, it waits below the Cathedral of Manus Celes. |
| Skill | Moonlight Greatsword (unique, cannot be changed) |
| Passive | Frostbite buildup (55) while the skill is active |
| Requirements | Str 16 · Dex 11 · Int 38 |
| Scaling (+0) | Str D · Dex D · Int C |
| Base attack (+0) | Physical 82 · Magic 98 |
| Weight | 10 |
| Upgrade | Somber Smithing Stones |
How to get it
Reward at the end of Ranni’s questline: after you give Ranni the Dark Moon Ring, it waits below the Cathedral of Manus Celes.
Why use it
- Moonlight Greatsword buffs the blade with magic damage and frostbite.
- While buffed, heavy attacks fire a moonlight projectile.
- Strong Intelligence scaling makes it a top pick for sorcery builds.
- A Legendary Armament, required for the Legendary Armaments achievement.
Best build
Intelligence first, with the listed Strength and Dexterity. Works well with Terra Magica, the Shard of Alexander and the Magic Scorpion Charm.
Tips
- You need to finish Ranni’s full questline, so plan it early.
- Keep the buff up: it is what makes the sword special.
- Frostbite also lowers enemy damage negation, boosting your follow-up hits.
Frequently asked questions
How do you get the Dark Moon Greatsword?
Complete Ranni’s questline and give her the Dark Moon Ring; the sword is then found below the Cathedral of Manus Celes.
Can the Dark Moon Greatsword be infused?
No. It uses Somber Smithing Stones and keeps its unique skill.
Want to compare it with every other weapon? Open the Elden Ring Weapon Database to filter all 306 weapons by damage, scaling and requirements, or browse all weapon guides.