The Storm Ruler is a special weapon skill featured in Elden Ring: Nightreign. Unlike a traditional sword you carry throughout the game, Storm Ruler appears as a temporary, cinematic skill during a specific boss fight. It channels powerful storm energy into a long-range magical slash, designed to hit airborne enemies—especially in a dramatic encounter against a flying boss.
When used, the skill transforms your weapon into a glowing, magical blade that shoots arcs of energy into the sky. It's a clear homage to the original Storm Ruler sword from Demon's Souls, and functions similarly in both design and gameplay.

This mechanic is specifically designed for that boss phase and isn't available as a regular equippable weapon outside the fight.
Facing Everdark Sovereign Maris can be overwhelming, but mastering the Storm Ruler’s charged skill gives you a clear advantage in this high-stakes battle. Whether you're returning to the fight or preparing for other challenges in the Lands Between, gearing up is essential. For those looking to save time and get ahead, you can always buy Elden Ring items online to strengthen your build and explore the DLC with confidence.
In Demon's Souls, the Storm Ruler was used against the Storm King—a giant manta-ray-like creature that flew overhead. You could only damage it using Storm Ruler's wind slash. Elden Ring's version captures that same spirit, offering a climactic moment where you strike a godlike enemy soaring above.
Visually, the Nightreign version even mimics the Moonlight Greatsword, another iconic FromSoft weapon, adding an extra layer of nostalgia and fan service.
Many players note that while the Storm Ruler doesn't deal high damage per shot, its lack of FP cost and team-based functionality make it ideal for sustained pressure. In multiplayer, having the entire team fire charged shots together creates a coordinated assault.
You can charge the Storm Ruler skill, just like in Dark Souls 3. The game even mentions this in the skill description, but some players might miss it during the heat of battle. Fully charged, the skill can interrupt enemy barrages, deal poise damage, and even break stance when aimed correctly.
| Feature | Details |
|---|---|
| Appearance | During Everdark Sovereign Maris fight (Nightreign) |
| Type | Temporary +3 weapon with special skill |
| Main Mechanic | Long-range storm arcs and charged beam slash |
| FP Cost | None |
| Effective Against | Flying enemies, especially boss phase |
| Charge Option | Yes (just like DS3 Storm Ruler behavior) |