In the immersive universe of Diablo 4, unique items like X’Fal’s Corroded Signet play a pivotal role in transforming gameplay. This ring is particularly favored by players who focus on damage-over-time (DoT) effects, such as Burn, Poison, and Shadow damage. Its ability to create potent synergies elevates the performance of various builds, making it a highly sought-after item.
Whether you’re harnessing Ignite as a Sorcerer, unleashing Venom as a Rogue, or inundating foes with Blight as a Necromancer, X’Fal’s Corroded Signet can significantly enhance your build’s capabilities. This guide will outline the process for acquiring the ring, its unique attributes, and which character builds can benefit most from its powerful effects.
Understanding X’Fal’s Corroded Signet
X’Fal’s Corroded Signet is a unique ring in Diablo 4 that particularly enhances damage-over-time builds. Its unique effect allows Shadow damage explosions to trigger periodically based on existing DoT effects. This means that status ailments can be converted into direct and potent offensive power.

Unique Stats and Advantages
Linked with its Shadow Explosion effect, the ring comes with impressive stats and bonuses tailored for DoT-oriented builds:
- +12.5% Resistance to All Elements
- +12.5% Fire Resistance
- +65 All Stats (up to +127 with masterworking)
- +95.0% Damage Over Time (up to +182.2% with masterworking)
- +60.0% Vulnerable Damage (up to +117.0% with masterworking)
- +6.0% Lucky Hit Chance (up to +11.7% with masterworking)
Its mechanics grant passive area-of-effect (AoE) capabilities, allowing players focused on single-target damage to efficiently clear groups of foes without needing additional active skills. Moreover, it synergizes seamlessly with Shadow-based gear and Paragon boards by enhancing Vulnerable damage applications.
Key Unique Effect

- Lucky Hit: Your damage-over-time effects carry up to a 75% chance to explode, dealing [x] damage of the same type to enemies in proximity.
This functionality makes the ring ideal for builds that consistently apply DoTs to multiple targets, enabling substantial AoE damage scaling without the need for extra skills or lengthy cooldowns.
Acquisition of X’Fal’s Corroded Signet
Uniques in Diablo 4 come with specific drop conditions, and X’fal’s Corroded Signet is no exception. It is accessible within the World Tier 3 (Nightmare) and World Tier 4 (Torment) loot pools, which necessitates a progression into endgame content before it can be obtained.
Farming Specific Bosses
To secure X’fal’s Corroded Signet, players should target two main bosses: the Echo of Duriel (Maggot King) and the Echo of Andariel (Maiden of Anguish). Farming these bosses repeatedly is the most effective method of acquiring the ring.
1) Echo of Duriel (Maggot King)

Players can encounter the Echo of Duriel in Kehjistan, specifically within the Gaping Crevasse dungeon. To summon Duriel, you will need the Shard of Agony dropped by Grigoire, the Galvanic Saint, and the Mucus-Slick Egg from Echo of Varshan.
2) Echo of Andariel (Maiden of Anguish)

The Echo of Andariel can be battled in Kehjistan at the Hanged Man’s Hall dungeon. To initiate this encounter, gather Sandscorched Shackles, which drop after defeating Lord Zir, along with Pincushioned Dolls from The Beast in Ice, and use these at the Altar of Anguish.
Random World Drops and Events

X’fal’s Corroded Signet can also be encountered as loot while defeating enemies and opening chests throughout the world. Participating in world events such as Legion Events, World Bosses, and Nightmare Dungeons increases your chances of finding unique items, including the coveted Signet.
However, acquiring the ring through random drops may require significant grinding.
Gambling at the Purveyor of Curiosity

The Purveyor of Curiosity offers a unique gambling mechanic within Diablo 4, giving players a chance to obtain various items, ranging from magic to unique, for a cost in Murmuring Obols. Although acquiring X’Fal’s Corroded Signet through this method is reliant on luck, it’s an excellent way to make use of collected Obols.
Exploring Helltide Events

Participating in Helltide events is another promising avenue for acquiring unique items like X’fal’s Corroded Signet. By gathering Aberrant Cinders during the event, players can unlock chests that may contain this valuable ring. Note that this method is luck-based, requiring patience as you sift through the loot, but the potential rewards make it worthwhile.
Optimal Classes and Builds for X’fal’s Corroded Signet
The unique abilities of this ring lend themselves well to characters that aggressively apply and spread DoT effects. Notable effective builds include:
1) Necromancer (Shadowblight Builds)
- Utilizing Shadow DoTs from Shadowblight and other curse mechanics matches perfectly with X’fal’s explosive effect. Coupling this ring with Paragon boards focused on Shadow damage amplifies AoE devastation.
2) Rogue (Poison Trap or Twisting Blades)
- Poison-focused builds benefit from high attack speeds, resulting in frequent triggers of the ring’s effect. Add in Poison Imbuement or Traps for enhanced AoE zone clear capabilities.
3) Sorcerer (Burning Builds)
- Ignite builds that use fire skills like Fireball or Firewall will maximize AoE impact from each DoT application, streamlining the process of clearing through mobs.
4) Druid (Poison or Storm Builds)
- Nature-themed DoT builds, especially those employing Poison Creeper or Lightning Storm, gain significant AoE benefits from incorporating this ring into their setups.
Ultimately, X’Fal’s Corroded Signet serves not just as an item but as a potent mechanism to amplify damage for DoT-centric builds. It rewards players who efficiently inflict ailments, translating into impressive Shadow damage with area-clearing capabilities. While finding this ring may pose a challenge, the rewards justify the effort. Focus on farming within Nightmare Dungeons, Helltide events, and at high-tier boss encounters to maximize your chances of looting this exceptional ring. Once you obtain it, the impact on your gameplay will be indisputable.