DARKSPIRETHE ARCHIVUM
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    ArchivumSkill Gem IndexArc Bolt
    Skill Gem Record

    Arc Bolt

    A crackling arc of lightning that forks on impact.

    LIGHTNING
    ◆

    Skill properties

    Damage schoolLightning
    ScalingSpell
    DeliveryProjectile
    Required level1
    Base cooldown2.7s
    Base cast/skill time1.05s
    Mana use25
    Base coefficient105%
    spellprojectilelightningshockhit

    Level scaling

    Effective levelCoefficient per castNotes
    1105%Single-hit coefficient
    10162%Single-hit coefficient
    20225%Single-hit coefficient
    30288%Single-hit coefficient
    40351%Single-hit coefficient
    50414%Single-hit coefficient

    Each effective level adds 6% of the base coefficient before hit count and modifier buckets.

    Behavior

    Range7 tiles
    Area radius0 tiles
    Hit count1
    AI priorityStandard cooldown use
    Innate fork2 targets at 50%

    No weapon-tag requirement. This skill can be used unarmed.

    Compatible support gems

    24 of 80 support bases match this skill's tags before duplicate and conflict checks.

    Crushing MomentumLevel 1 · 18% more hit damageQuickened ExecutionLevel 1 · 12% more action speedDeliberate ForceLevel 1 · 22% more hit damageCritical FocusLevel 1 · 50% increased critical chanceCritical RuinLevel 1 · +20% critical damageExecutionerLevel 1 · 25% more damage below 35% life, 10% less otherwiseGiant SlayerLevel 1 · 20% more damage to bosses, 8% less to othersFrugal TechniqueLevel 1 · 15% less mana costBlood DrinkerLevel 1 · Leech 0.8% of hit damage as lifeSpirit DrinkerLevel 1 · Leech 0.4% of hit damage as manaSwift IncantationLevel 1 · 10% more action speedControlled DestructionLevel 1 · 22% more hit damageSpell EchoLevel 1 · Repeats once at 45% damageArcane SequenceLevel 1 · Repeated uses gain 4% more damage per stack, up to 4Split VolleyLevel 1 · Fires 2 additional projectiles; each deals 30% less damagePiercing FlightLevel 1 · Pierces the first target at 55% continuing damageForking FlightLevel 1 · Forks to 2 enemies at 45% damageChaining FlightLevel 1 · Chains 1 more time at 55% damageReturning FlightLevel 1 · Returns to strike one new target at 45% damageHigh VelocityLevel 1 · 8% more hit damagePoint BlankLevel 1 · 30% more damage within 2 tiles, 20% less beyond 5Far ShotLevel 1 · 30% more damage beyond 5 tiles, 20% less within 2Storm PenetrationLevel 1 · Penetrate 8% lightning resistanceOverchargeLevel 1 · +20% shock chance, 20% increased effect and duration

    Eligible gem affixes

    Empowered8%–58% · Skill Damage IncreaseVoltaic10%–73% · Lightning Skill Damage IncreasePrecise3%–24% · Skill Crit ChanceRuinous12%–58% · Skill Crit DamageMystic10%–73% · Spell Skill Damage IncreasePiercing10%–73% · Projectile Skill Damage IncreaseStormwrought1 · Gem Level BonusAscendant1 · Gem Level BonusSplitting1 · Extra ProjectilesChaining1 · Chain CountSwift4%–29% · Cooldown ReductionStudious8%–49% · Gem Xp GainLucid6%–39% · Mana Cost ReductionEchoing4%–29% · Repeat ChanceKingslayer8%–44% · Boss Skill Damage IncreaseMerciless10%–58% · Low Life Skill Damage IncreaseFarbound8%–44% · Distant Skill Damage IncreaseStormcut2%–15% · Lightning PenetrationBloodhunting8%–44% · Damage Vs BleedingAshhunting8%–44% · Damage Vs IgnitedBlighthunting8%–44% · Damage Vs PoisonedRimehunting8%–44% · Damage Vs ChilledStormhunting8%–44% · Damage Vs ShockedConcussive8%–44% · Damage Vs Stunnedof Incantation3%–21% · Cast Speed Increaseof Reach5%–34% · Projectile Range Increaseof Flight5%–44% · Projectile Speed Increaseof Sparks4%–29% · Shock Chanceof Thunder8%–53% · Shock Duration Increaseof Overcharge5%–34% · Shock Effect Increaseof Mending1–14 · Life On Hitof Siphoning1–7.8 · Mana On Hitof Hunger0.3%–3.9% · Life Leechof Thirst0.3%–3.9% · Mana Leechof Affliction3%–19% · Tagged Ailment ChanceArcanist's1 · Gem Level BonusFarcaster's1 · Gem Level BonusStormtouched4%–23% · Shock ChanceTempestborn10%–48% · Lightning Skill Damage Increaseof the Storm Cage10%–48% · Shock Duration Increaseof Arterial Sight3%–19% · Crit Vs Bleedingof Cinder Sight3%–19% · Crit Vs Ignitedof Venom Sight3%–19% · Crit Vs Poisonedof Rime Sight3%–19% · Crit Vs Chilledof Storm Sight3%–19% · Crit Vs Shockedof the Bounding Bolt10%–63% · Propagation Damage Increaseof the Blood Chalice0.5%–3.9% · Life Leechof the Deep Font0.4%–4.8% · Mana Leechof Reprisal10%–78% · Cooldown Refund On Killof Replenishment1–17 · Mana On Killof Renewal2–34 · Life On Killof Reformation2–34 · Energy Shield On KillBifurcating1 · Mythic Fork OnceTransfixing1 · Mythic PierceRebounding1 · Mythic ReturnFusillading1 · Mythic BarrageStormweb1 · Mythic Shock Proliferationof the Twin Blow1 · Mythic Double Damageof Annihilation1 · Mythic Triple Damageof Providence1 · Mythic Luckyof the Faultline1 · Mythic Crit Bypassof the Headsman's Clock1 · Mythic Reset On Killof Recursion1 · Mythic Reset On Critof Supercharge1 · Mythic Shock Cap