diff --git a/src/Persistence/Initialization/Updates/FixAreaSkillsUpdatePlugIn.cs b/src/Persistence/Initialization/Updates/FixAreaSkillsUpdatePlugIn.cs
new file mode 100644
index 000000000..7925af2e7
--- /dev/null
+++ b/src/Persistence/Initialization/Updates/FixAreaSkillsUpdatePlugIn.cs
@@ -0,0 +1,101 @@
+// <copyright file="FixAreaSkillsUpdatePlugIn.cs" company="MUnique">
+// Licensed under the MIT License. See LICENSE file in the project root for full license information.
+// </copyright>
+
+namespace MUnique.OpenMU.Persistence.Initialization.Updates;
+
+using System.Runtime.InteropServices;
+using MUnique.OpenMU.DataModel.Configuration;
+using MUnique.OpenMU.Persistence.Initialization.Skills;
+using MUnique.OpenMU.PlugIns;
+
+/// <summary>
+/// This update fixes area skills' range, effect radius, and delay issues.
+/// Hellfire, Decay, and Ice Storm had missing area skill settings causing incorrect hit radius.
+/// Ice Storm had an incorrect 200ms delay between hits.
+/// </summary>
+[PlugIn]
+[Display(Name = PlugInName, Description = PlugInDescription)]
+[Guid("B9938E4D-8F63-48DF-AE45-6739D1E2A8C7")]
+public class FixAreaSkillsUpdatePlugIn : UpdatePlugInBase
+{
+    /// <summary>
+    /// The plug in name.
+    /// </summary>
+    internal const string PlugInName = "Fix Area Skills";
+
+    /// <summary>
+    /// The plug in description.
+    /// </summary>
+    internal const string PlugInDescription = "Fixes Hellfire, Decay, and Ice Storm skills' range, effect radius, and delay.";
+
+    /// <inheritdoc />
+    public override UpdateVersion Version => UpdateVersion.FixAreaSkills;
+
+    /// <inheritdoc />
+    public override string DataInitializationKey => VersionSeasonSix.DataInitialization.Id;
+
+    /// <inheritdoc />
+    public override string Name => PlugInName;
+
+    /// <inheritdoc />
+    public override string Description => PlugInDescription;
+
+    /// <inheritdoc />
+    public override bool IsMandatory => false;
+
+    /// <inheritdoc />
+    public override DateTime CreatedAt => new(2026, 04, 09, 12, 0, 0, DateTimeKind.Utc);
+
+    /// <inheritdoc />
+    protected override async ValueTask ApplyAsync(IContext context, GameConfiguration gameConfiguration)
+    {
+        // Fix Hellfire Strengthener
+        var hellfireStrengthener = gameConfiguration.Skills.FirstOrDefault(s => s.Number == (short)SkillNumber.HellfireStrengthener);
+        if (hellfireStrengthener != null)
+        {
+            hellfireStrengthener.Range = 4;
+            hellfireStrengthener.AttackDamage = 3;
+
+            if (hellfireStrengthener.AreaSkillSettings == null)
+            {
+                var areaSkillSettings = context.CreateNew<AreaSkillSettings>();
+                hellfireStrengthener.AreaSkillSettings = areaSkillSettings;
+                areaSkillSettings.EffectRange = 2;
+            }
+        }
+
+        // Fix Decay Strengthener
+        var decayStrengthener = gameConfiguration.Skills.FirstOrDefault(s => s.Number == (short)SkillNumber.DecayStrengthener);
+        if (decayStrengthener != null)
+        {
+            decayStrengthener.Range = 6;
+
+            if (decayStrengthener.AreaSkillSettings == null)
+            {
+                var areaSkillSettings = context.CreateNew<AreaSkillSettings>();
+                decayStrengthener.AreaSkillSettings = areaSkillSettings;
+                areaSkillSettings.EffectRange = 2;
+            }
+        }
+
+        // Fix base Decay skill
+        var decay = gameConfiguration.Skills.FirstOrDefault(s => s.Number == (short)SkillNumber.Decay);
+        if (decay != null)
+        {
+            if (decay.AreaSkillSettings == null)
+            {
+                var areaSkillSettings = context.CreateNew<AreaSkillSettings>();
+                decay.AreaSkillSettings = areaSkillSettings;
+                areaSkillSettings.EffectRange = 2;
+            }
+        }
+
+        // Fix Ice Storm - remove incorrect 200ms delay
+        var iceStorm = gameConfiguration.Skills.FirstOrDefault(s => s.Number == (short)SkillNumber.IceStorm);
+        if (iceStorm?.AreaSkillSettings != null)
+        {
+            iceStorm.AreaSkillSettings.DelayBetweenHits = TimeSpan.Zero;
+        }
+    }
+}
diff --git a/src/Persistence/Initialization/Updates/UpdateVersion.cs b/src/Persistence/Initialization/Updates/UpdateVersion.cs
index 3932ebc5a..f8b45d15f 100644
--- a/src/Persistence/Initialization/Updates/UpdateVersion.cs
+++ b/src/Persistence/Initialization/Updates/UpdateVersion.cs
@@ -392,4 +392,9 @@ public enum UpdateVersion
     /// The version of the <see cref="FixSummonerCurseSkillsPlugIn"/>.
     /// </summary>
     FixSummonerCurseSkills = 77,
+
+    /// <summary>
+    /// The version of the <see cref="FixAreaSkillsUpdatePlugIn"/>.
+    /// </summary>
+    FixAreaSkills = 78,
 }
diff --git a/src/Persistence/Initialization/VersionSeasonSix/SkillsInitializer.cs b/src/Persistence/Initialization/VersionSeasonSix/SkillsInitializer.cs
index 06bbd91af..927a48d2a 100644
--- a/src/Persistence/Initialization/VersionSeasonSix/SkillsInitializer.cs
+++ b/src/Persistence/Initialization/VersionSeasonSix/SkillsInitializer.cs
@@ -112,6 +112,7 @@ public override void Initialize()
         this.CreateSkill(SkillNumber.EvilSpirit, "Evil Spirit", CharacterClasses.AllMagicians, DamageType.Wizardry, 45, 7, manaConsumption: 90, energyRequirement: 220, skillType: SkillType.AreaSkillAutomaticHits);
         this.AddAreaSkillSettings(SkillNumber.EvilSpirit, false, default, default, default, true, TimeSpan.FromMilliseconds(100), TimeSpan.FromMilliseconds(1000), 0, 2, default, default, 0.7f);
         this.CreateSkill(SkillNumber.Hellfire, "Hellfire", CharacterClasses.AllMagicians, DamageType.Wizardry, 120, 4, manaConsumption: 160, energyRequirement: 260, elementalModifier: ElementalType.Fire, skillType: SkillType.AreaSkillAutomaticHits);
+        this.AddAreaSkillSettings(SkillNumber.Hellfire, false, 0, 0, 0, effectRange: 2);
         this.CreateSkill(SkillNumber.PowerWave, "Power Wave", CharacterClasses.AllMagicians | CharacterClasses.AllSummoners, DamageType.Wizardry, 14, 6, manaConsumption: 5, energyRequirement: 56);
         this.CreateSkill(SkillNumber.AquaBeam, "Aqua Beam", CharacterClasses.AllMagicians, DamageType.Wizardry, 80, 6, manaConsumption: 140, energyRequirement: 345, elementalModifier: ElementalType.Water, skillType: SkillType.AreaSkillAutomaticHits);
         this.AddAreaSkillSettings(SkillNumber.AquaBeam, true, 1.5f, 1.5f, 8f);
@@ -140,8 +141,9 @@ public override void Initialize()
         this.CreateSkill(SkillNumber.SummonBali, "Summon Bali", CharacterClasses.AllElfs, manaConsumption: 250, energyRequirement: 260, skillType: SkillType.SummonMonster);
         this.CreateSkill(SkillNumber.SummonSoldier, "Summon Soldier", CharacterClasses.AllElfs, manaConsumption: 350, energyRequirement: 280, skillType: SkillType.SummonMonster);
         this.CreateSkill(SkillNumber.Decay, "Decay", CharacterClasses.SoulMasterAndGrandMaster, DamageType.Wizardry, 95, 6, 7, 110, energyRequirement: 953, elementalModifier: ElementalType.Poison, skillType: SkillType.AreaSkillAutomaticHits);
+        this.AddAreaSkillSettings(SkillNumber.Decay, false, 0, 0, 0, effectRange: 2);
         this.CreateSkill(SkillNumber.IceStorm, "Ice Storm", CharacterClasses.SoulMasterAndGrandMaster, DamageType.Wizardry, 80, 6, 5, 100, energyRequirement: 849, elementalModifier: ElementalType.Ice, skillType: SkillType.AreaSkillAutomaticHits);
-        this.AddAreaSkillSettings(SkillNumber.IceStorm, false, default, default, default, true, TimeSpan.Zero, TimeSpan.FromMilliseconds(200), targetAreaDiameter: 3, useTargetAreaFilter: true);
+        this.AddAreaSkillSettings(SkillNumber.IceStorm, false, default, default, default, true, TimeSpan.Zero, TimeSpan.Zero, targetAreaDiameter: 3, useTargetAreaFilter: true);
         this.CreateSkill(SkillNumber.Nova, "Nova", CharacterClasses.SoulMasterAndGrandMaster, DamageType.Wizardry, distance: 6, manaConsumption: 180 / 12 /* mana per stage */, levelRequirement: 100, energyRequirement: 1052, elementalModifier: ElementalType.Fire);
         this.CreateSkill(SkillNumber.NovaStart, "Nova (Start)", CharacterClasses.SoulMasterAndGrandMaster, DamageType.None, abilityConsumption: 45, levelRequirement: 100, energyRequirement: 1052, skillType: SkillType.Other);
         this.CreateSkill(SkillNumber.TwistingSlash, "Twisting Slash", CharacterClasses.AllKnights | CharacterClasses.AllMGs, DamageType.Physical, distance: 2, abilityConsumption: 10, manaConsumption: 10, elementalModifier: ElementalType.Wind, skillType: SkillType.AreaSkillAutomaticHits);
@@ -296,8 +298,10 @@ public override void Initialize()
         this.CreateSkill(SkillNumber.PoisonStrengthener, "Poison Strengthener", CharacterClasses.GrandMaster, DamageType.Wizardry, 3, 6, manaConsumption: 46, levelRequirement: 30, energyRequirement: 100, elementalModifier: ElementalType.Poison);
         this.CreateSkill(SkillNumber.EvilSpiritStreng, "Evil Spirit Streng", CharacterClasses.GrandMaster, DamageType.Wizardry, 22, 6, manaConsumption: 108, levelRequirement: 50, energyRequirement: 100);
         this.CreateSkill(SkillNumber.MagicMasteryGrandMaster, "Magic Mastery", CharacterClasses.GrandMaster, damage: 22, levelRequirement: 50, skillType: SkillType.PassiveBoost);
-        this.CreateSkill(SkillNumber.DecayStrengthener, "Decay Strengthener", CharacterClasses.GrandMaster, DamageType.Wizardry, 22, 6, 10, 120, 96, 243, elementalModifier: ElementalType.Poison);
-        this.CreateSkill(SkillNumber.HellfireStrengthener, "Hellfire Strengthener", CharacterClasses.GrandMaster, DamageType.Wizardry, 3, manaConsumption: 176, levelRequirement: 60, energyRequirement: 100, elementalModifier: ElementalType.Fire);
+        this.CreateSkill(SkillNumber.DecayStrengthener, "Decay Strengthener", CharacterClasses.GrandMaster, DamageType.Wizardry, 22, 6, 10, 120, 96, 243, elementalModifier: ElementalType.Poison, skillType: SkillType.AreaSkillAutomaticHits);
+        this.AddAreaSkillSettings(SkillNumber.DecayStrengthener, false, 0, 0, 0, effectRange: 2);
+        this.CreateSkill(SkillNumber.HellfireStrengthener, "Hellfire Strengthener", CharacterClasses.GrandMaster, DamageType.Wizardry, 3, 4, manaConsumption: 176, levelRequirement: 60, energyRequirement: 100, elementalModifier: ElementalType.Fire, skillType: SkillType.AreaSkillAutomaticHits);
+        this.AddAreaSkillSettings(SkillNumber.HellfireStrengthener, false, 0, 0, 0, effectRange: 2);
         this.CreateSkill(SkillNumber.IceStrengthener, "Ice Strengthener", CharacterClasses.GrandMaster, DamageType.Wizardry, 3, 6, manaConsumption: 42, levelRequirement: 25, energyRequirement: 100, elementalModifier: ElementalType.Ice);
         this.CreateSkill(SkillNumber.OneHandedStaffStrengthener, "One-handed Staff Stren", CharacterClasses.GrandMaster | CharacterClasses.DuelMaster, DamageType.Wizardry, 22, skillType: SkillType.PassiveBoost);
         this.CreateSkill(SkillNumber.TwoHandedStaffStrengthener, "Two-handed Staff Stren", CharacterClasses.GrandMaster | CharacterClasses.DuelMaster, DamageType.Wizardry, 4, skillType: SkillType.PassiveBoost);