This page requires the browser to support (enable) javascript

As Diablo 4 prepares to launch Season 9, a brand-new system known as Horadric Powers is taking center stage, replacing the Boss Powers featured in previous seasons. This system was first made available for testing via the Season 9 Public Test Realm (PTR), giving players their first look at this light-themed set of powers inspired by the legendary Horadrim. Unlike previous seasonal powers' dark and chaotic nature, Horadric Powers draw from ancient magical knowledge, offering a new layer of gameplay depth and build potential.

Here's a full breakdown of every Horadric Power revealed so far, including Horadric Jewels, Spells, Catalysts, Infusions, and Arcana, with insights into what they do and how they might shape your next seasonal build.

What Are Horadric Powers?

In Season 9, Horadric Powers are split into two categories:

· Horadric Jewels: Socketable Diablo 4 Items, much like gems, that offer permanent passive buffs based on your equipped Arcana.

· Horadric Spells: Active spells crafted from Catalysts, Infusions, and Arcana, allowing players to customize effects, elements, and spell behavior.

This modular system encourages experimentation and mix-and-match combinations for unique spellcasting mechanics.

All Horadric Jewels (Season 9

· Seal of Control: +45% Control Duration and +30% Lucky Hit Chance when using 2+ Control Arcana.

· Seal of Powerl: +25% Movement Speed and +15% Crit Chance with 2+ Power Arcana.

· Seal of Deniall: +30% Barrier, Fortify, and Thorns with 2+ Denial Arcana.

· Horadric Crestl: +5% Damage Reduction and +1% Max All Resist per unique Arcana school.

· Reverie Horn: Summons gain +30% Damage for 4 seconds after a kill or injury.

· Scornful Lightl: +20% Elemental Damage dealt and +10% Elemental Damage taken.

· Tyrant Banel: Enemies permanently take 0.33% more DoT from you after DoT is applied.

· Liminal Echo: Prevent fatal damage once every 75s; become Invulnerable for 3s.

· Myriad Stonel: +30% Attack Speed for 10s after casting an Ultimate Catalyst.

· Spark of Creation: Gain 10 Primary Resources after Catalyst use.

· Luminate Eyel: -25% Catalyst Cooldown.

· Brilliant Sigill: +150% Infusion potency.

· Elemental Brandl: Catalyst deals 33% Infusion element damage over 3s; 33% chance to trigger secondary effect.

· The Starflux: Catalysts deal +100% damage but inherit random Infusions uncontrollably.

All Horadric Spells (Season 9)

Buy Diablo IV materials to craft Horadric Spells from:

· Catalyst (core function)

· Infusion (elemental type)

· Arcana (modifier)

Catalysts

· Celestial Surge Astral: Pulls enemies inward, summons 20 falling stars. Rank 10: stars crash automatically on nearby foes.

· Disintegrate Arcane: Beam between the caster and the node, constant damage. Rank 10: Slows enemies.

· Propulsion Arcane: AoE Mana blast with knockback. Rank 10: Wall collisions cause a second blast.

· Cosmic Anomaly Astral: Passive damage nodes; active convergence for AoE blast. Rank 10: makes you Unstoppable with 5 anomalies.

· Astral Pillar Astral: Taunts enemies, deals damage in waves. Rank 10: Taunted enemies become Vulnerable.

Infusions

· Smoldering Ember: Fire damage; 10% ignite chance; destroys structures. Cancels Chilling Winds.

· Nebulous Extract: Shadow damage; reduces enemy damage; cancels Summoner effects.

· Glacial Nimbus: Cold damage; applies Chill; cancels Explosives.

· Corrosive Vapor: Poison damage; 150% DoT; cancels Vampiric enemies.

· Thunderous Particle: Lightning damage; arcs to others; cancels Suppressors.

Arcana Modifiers

Magic Arcana

· Tendrilous Bundle: 35% Immobilize chance.

· Tranquil Stone: Gain Unstoppable for 3s.

· Shifting Powder: +30% Movement Speed during and after Catalyst.

· Luminous Gem: Dazes enemies for 2s.

· Murky Essence: Grants 2s of Stealth.

· Invigorating Helix: Heals and Fortifies 5% life on hit.

· Bottled Wind: 30% Life Barrier for 4s.

· Jagged Bramble: 50% chance to deal Thorns damage.

· Reactive Ooze: +5% Resource Gen/sec for 10s.

· Volatile Crystal: +10% Resistance to Infusion element.

Rare Arcana

· Gleaming Conduit: +10% Catalyst effect size.

· Fractured Core: Deactivates DR auras for 2.5s; takes 10% extra damage.

· Sapping Crux: Applies Vulnerable for 3s.

· Potent Alloy: Destroys enemy Barriers, knocking them down.

· Siphoning Gizmo: Converts DoT into instant damage.

Legendary Arcana

· Floaty Bobble: Catalyst adds teleport + Unhindered effect. Different behavior for each Catalyst spell.

Final Thoughts: A New Spellcrafting Era

The Horadric Powers system offers an enormous amount of customization, turning spellcraft into something players will truly build around. Combining a Catalyst with an elemental Infusion and an Arcana modifier makes every player's experience with Season 9 potentially unique and significantly deeper than past seasons.

While some may find the learning curve steep, especially when switching from older seasonal gimmicks, Horadric Powers promise to offer meaningful depth and build experimentation in a way previous mechanics never achieved.

We'll have to see how this system evolves when Season 9 officially launches, but it's already looking like a promising shift away from the now-stale "boss power" model - perhaps setting a new standard for Diablo 4's future seasonal systems.