Fire Damage over Time Multiplier /Damage over Time Multiplier; Added Damage on your Bow or Gear (All damage types Ignite, not just Fire); Additional Maximum Totems/Ballistas through Ancestral Bond,. Damage Over Time Mastery. Rings - OPAL RINGS with elemental damage catalysts + essence of anger = 70% increased fire damage with each ring, you can also use essence for dot multi as u/jeodev mentioned. Craft "+(14–15)% to Chaos Damage over Time Multiplier" and unveil, pray for double damage. Your first ring should be a Mark of Submission. 298. Bleed only has access to one skill which provides a noteworthy ailment multiplier (Earthquake), but it's nowhere near. They often deal damage while moving, making them especially effective at surviving tough situations. Body Armour: 25% reduced Chaos Damage taken over time. [1] Moving targets suffer increased bleeding damage. You scale Caustic Arrow ' s Poison Damage, which originates from its hits. 0: Arsonist also grants life regeneration. While a Pinnacle Atlas Boss is in your Presence, +(37–38)% to Fire Damage over Time Multiplier +(19–20)% to Cold Damage over Time Multiplier. Increased Cold /Damage over time; Increased Elemental Damage; Removing Resistances (Exposure, Curses and Eye of Malice). Preferred stats on bows are Chaos Damage over Time Multiplier, or any + Level of Gems. While you have this buff, if you kill an enemy, other enemies near them will be burned based on the overkill damage. Only physical damage hit can inflict bleed. they stack. 3. BlightSpell, Chaos, AoE, Channelling, DurationLevel: (1-20)Cost: (2-5) ManaCast Time: 0. Lock prefixes to annul/aug chaos the chaos res and hit T1 dot multi. 6. news Path of Exile 3. there are a few instances of lightning damage over time in the game, but very few. 00-11. 00 sec Can Store 3 Use(s) Cast Time: 1. That's a 6. Secondly: fire damage over time multiplier and damage over time multiplier. Secondary (but also highly desired): Prefix2: high tier Damage with Bow Skills. League Giveaway Bosser/Sanctum Min-maxed shockwave totem upvotes. 1. pair it up with maximum life and resistances, increased area of effect or damage over time multiplier. 3). Gloves: Socketed Gems deal 30% more Damage over Time. The three preceding passives now each grant 10% increased Chaos Damage (down from 12%). Note that this is more damage stat, meaning it is a multiplier to overall damage. 30% Attacks per Second: 1. Hopefully this helps clear it up. A hit of damage that has a chance to ignite is capable of inflicting ignite. It seems to me like the investment threshold where this beats directly scaling %damage over time multiplier is just really high. The two small Passive Skills prior both now cause Damaging Ailments to deal damage 5% faster (previously 15% increased Duration. Cold damage does not have a damage dealing ailment, so only has Cold DoT/Multi. The damage multiplier for ailments from critical strikes exists independently from the critical strike multiplier used for hits. 68. jewdas12. #% to Chaos Damage over TIme Multiplier #% Increased maximum Energy Shield; And 1 or 2 extra damage mods; Flasks. 4x Chaos Orb. of the Crusade. 16. When using a Wand be aware that you need extra Intelligence on your gear. Noxious catalyst should work if its phys/chaos dot. -1 Intelligence per 1 Intelligence on Allocated Passives in Radius. 8% increased Accuracy Rating with Wands. jewdas12. You are healed for a portion of the debuff damage. New:Siphoning Trap now deals 16. 1. If you missed them, here is Part One and Part Two of these manifestos. Steady Torment is a notable passive skill only found on a Cluster Jewel,. The Gratuitous Violence Forbidden Flame and Forbidden Flesh are the most expensive items of the build but it IS a great upgrade. It hits the enemy, converting physical damage to chaos damage, and applies poison, dealing chaos damage over time based on the combined physical and chaos damage dealt. Path of Exile November Events tenkiei - October 26, 2023. + (16–17)% to Chaos Damage over Time Multiplier. When used right after Contagion it melts entire screens of monsters regardless of the current Map Tier. Poison is an infinitely stackable Chaos Damage over Time that has a base duration of 2 seconds. You need to anoint Ash, Frost & Storm as it gives you the most Bang for your Buck! Rings. Existing items cannot obtain the newer modifiers through Divine Orbs Divine Orb Stack Size: 10 Randomises the values of the random modifiers on an item Right click this item then left. The burn inflicted by this skill can only be affected by modifiers to damage over time (burning damage is damage over time). how to unveil chaos over time multiplier. +% damage +% chaos dmg +% poison dmg +% damage over time. fandom. 2%; Fire Damage over Time Multiplier increased from 6% to 10%; 1. Only physical and chaos damage are able to inflict poison. Ascendancy Passive Skill. 시간이 지남에 따라 피해주는 그런 건가요?pob에서 얘만 영어로 나오네+20% to Physical Damage over Time Multiplier. 0: Mine passives, Damage over Time passives, Mana passives and Summoner passives have extensively changed. 0. There is a new Global Damage over Time Multiplier Suffix modifier that can roll on all Jewels with a value of +4-6%. Steady Torment is a notable passive skill only found on a Cluster Jewel, with specific enchantment (read spawn weight table below), or MegalomaniacMegalomaniacMedium Cluster JewelAdds 4 Passive SkillsAdded Small Passive Skills grant Nothing<3 Random notable mods> CorruptedIf you're going to act like you're better than everyone else,. 0: The Corruption wheel (north of the Witch) now also grants a total of +11% to Non-Ailment Chaos Damage over Time. Caustic Arrow Build Scaling. FFXIV A Boy’s Errand. 1 Superior 2 Anomalous 3 Divergent 1% increased Damage Fires an additional Projectile +1% to Damage over Time Multiplier for Ailments from Critical Strikes Deals (140-159)% of Base Attack. shock and horror's beam should be one instance and also the shaper's beam that deals fire/cold/light damage dot. % to Physical Damage over Time Multiplier: 8x Orb of Alteration: Two Hand Melee: Betrayal Unveil +(28–30) % to Physical Damage. 9 / 11. Previous Next. With Spiritual Aid minion damage does as well. Shield. x0tzki • 9 mo. Thus, the legacy version can have a combined +(36-44)% to Damage over Time Multiplier while affected by Malevolence , but the current version cannot. Per 1% Quality: 1 Superior 2 Anomalous 3 Divergent Supported Skills deal 0. 10% increased Maximum total Recovery per second from Life Leech. Concentrated Effect Support. I'd like to craft a vile arrow quiver with the following stats: Hunter influence. Main Page. That was assuming you had 0 increased damage and 0 DoT Multi in your build already. r/pathofexile. Please consider helping keep the wiki up to date. Icon: o. So in your example, it would be a 1. Resistances apply to damage of the corresponding types dealt by ailments. 36% Increased Spell Damage 87% Increased Spell Damage 16% Increased Chaos Damage Wand B: 33% Increased Spell Damage 71% Increased Spell Damage +21% to Non-Ailment Chaos Damage Overtime Multiplier Input would be great thanks Let your boy get the wand you decide not to use 😎, I’m also running bane build atm and those both look. increase is generally much easier to get, increased damage, increased damamge over time, increased fire damage, etc. + (10–16) to all Attributes. FFXIV New Minions 6. However, it can be further altered by modifiers that explicitly affect Damage taken or Damage. 42. The beams deal physical damage and inflict a physical. Cold Damage can chill and freeze, which are non-damaging Ailments that slow or completely stop enemy action speed respectively. Physical Damage over Time Multiplier PoE. 15% increased Duration of Ailments. Amethyst Ring Requires Level 49 + (17-23)% to Chaos Resistance + (8–12)% to Fire Damage over Time Multiplier. A character's base damage. For example, Exsanguinate, Reap, and Corrupting Fever cause physical damage over time which are not bleeding. 5% increased Movement Speed while holding a Shield. So the ideal bow for Toxic Rain would have these three prefixes: +1 to level of socketed gems +75% to Chaos Damage Over Time MultiplierPhysical damage is one of the five damage types. Amulet: +10% to Damage over Time Multiplier Ring: Hexes you inflict have +5 to maximum Doom Belt: +50% to Chaos Resistance during any Flask Effect Right click. Unveil. +% damage +% chaos dmg +% poison dmg +% damage over time. More Damage is a multiplier for itselfs and affects your base damage as well as your "increased dmg" from gear/passives. 22 Trial of the Ancestors Builds. The tag for them is just damage, so doesn't match Abrasive (attack) accelerating (speed) fertile (life/mana), Intrinsic (attributes), noxious (chaos/phys), prismatic (resistance), Tempering (defense. + (31–35)% to Fire. 2x Orb of Alchemy. Tip: Use Perfect. 3 metres Requires Level 62, 113 Str, 113 Int +18% Chance to Block Attack Damage while wielding a Staff +(40-60)% to Fire Damage over Time Multiplier (70-90)% increased Fire Damage 10% increased. + (28–30)% to Fire Damage over Time Multiplier. Path of Exile item and currency. But does NOT scale with modifiers to. Causing enemies to be debuffed with an effect that inflicts "enemies take additional cold damage" has no effect on ignite damage. 8 million damage per second. From Path of Exile Wiki. Reply reply. 10% increased Elemental Damage. ago. Several things roll here, and. The right bow base is any bow that has high Attacks Per Second, such as a Short Bow, Grove Bow, or Thicket Bow. Chaos is a different damage type entirely. Item. Path of Exile Wiki. 0 beta. 8. (16-18)% to Damage over Time Multiplier * damage +# to Accuracy Rating (Global) Physical and Chaos Damage over Time Multiplier - Rank 3 +(25–27)% to Physical Damage over Time Multiplier: 8x Orb of Alteration: Two Hand Melee: Betrayal Unveil Physical and Chaos Damage over Time Multiplier - Rank 1 +(28–30)% to Physical Damage over Time Multiplier: 2x Orb of Alchemy: Two Hand Melee: Betrayal Unveil Use Deafening Essences of Woe until Tier 2+ Damage Over Time Multiplier. Damage over Time Multiplier Curse Enemies with Vulnerability on Hit (Jewel) Rare Jewels - Proper Jewels can make a big difference. No, Chaos and Phys are distinct damage types . Adding reload time and magazine size complicates things significantly, hence the present calculator. (30–40) % increased Damage over Time Adds (17–19) to (23–29) Chaos Damage to maximum Life % to Chaos Resistance. The brand keeps its charges while detached. Moving targets suffer increased bleeding damage. Waphlez. + (16–17)% to Fire Damage over Time Multiplier. 80) seconds +(0-1) metre to radius Cursed enemies have (10-19)% reduced Accuracy Rating Cursed Normal or Magic enemies deal (15-29)% less Damage Cursed Rare or Unique. 14 Ultimatum - the learning process for this recipe is the same as it was in 3. Poison damage is scaled by:Version Changes 3. Boots+6% to Damage over Time Multiplier for Poison you inflict on Bleeding Enemies 15% increased Bleeding Duration 15% increased Poison Duration . Additionally, you can multicraft it for #% increased Fire Damage and #% increased Damage over Time. Recover 100 Life for each Fortification lost; Gain 20 Fortification on Melee Kill against a Rare or Unique Enemy; 2 % reduced Duration of Ailments inflicted on you per Fortification; 4 % increased Stun and Block Recovery per Fortification; Melee Hits Fortify-3 to maximum Fortification; 10 % reduced Damage over Time Taken while you have at least 20. Skill effect duration. 4 +(14-18)% to Chaos Damage over Time Multiplier * damage, chaos Wasting Req. You want as much “+X% to Chaos Damage Over Time Multiplier” as you can get. 14. If it's chaos damage over time it is a chaos tag. The Occultist is an Ascendancy class for Witches. Your Critical Damage Multiplier will now not influence Poison, Bleeding and Ignite damage, as a result of these ailments no longer being based on the final damage of your hit. How do you craft one? It's one of the corrupted essences - Essence of Delirium. 15 sec Can Store 1 Use(s) Requires Level 38 Must support both an attack skill and a spell skill to work. If you stack more Cold DoT, for example 2 separate sources of 15%, it’ll then become 30% as whole. Lv. 2x Orb of Alchemy. (Ignite deals Fire Damage over time, based on the base Fire Damage of the Skill, for 4 seconds) (crafted) { Suffix Modifier "of Melting" (Tier: 2) — Damage } +23(20-23)% to Damage over Time Multiplier (fractured) { Master Crafted Suffix Modifier "of Crafting" } Can have up to 3 Crafted Modifiers — Unscalable Value (crafted)Armour and Energy Shield Mastery. The debuff is spread by Contagion. then dps will be 100*1. This means ignites deal 50% more fire damage per second and have ~33% less duration. 30% increased Effect of Cruelty. Supported Skills have 30% less Area of Effect. Whenever the player or a monster uses a skill, they have a chance to deal a critical strike by default. Enemies who aren't already debuffed by Blight are also hindered for a shorter secondary duration, slowing their movement. Damage dealt by hits always has one of 3 damage sources (attack, spell or secondary, but note that damage over time never hits. The default base duration of poison is 2 seconds. In order: Yes. 22. Physical and Chaos Damage over Time Multiplier – Rank 1. Continued channelling adds layers of damage to the debuff, each with their own duration. Auras 4. Gloves is an item class of armour pieces that can contain up to 4 sockets. You don't go for flat added chaos damage, you scale damage by multiplier, duration (more shockwaves) and trap throwing speed (more shockwaves. +(44-48)% to Chaos Damage over Time Multiplier: one_hand_weapon 0 bow 0 staff 1000 weapon 100: of the Order: 60 +(24-28)% to Chaos Damage over Time. Quote this Post. Linosaurus • 2 yr. Ring: (12-15)% to Damage over Time Multiplier. Body Armour: 25% reduced Chaos Damage taken over time. 80+(18-22)% to Damage over Time Multiplier while affected by Malevolence are changed to +(18-22)% to Damage over Time Multiplier while affected by Malevolence in version 3. Blight Collar Marble Amulet Quality (Life and Mana Modifiers): +20% Allocates Charisma Regenerate 1. Jun. If Fragile Bloom says 10% Increased Damage Taken, it means that you take 10% Increased Damage Taken from hits and not. Fire and. It's. +5 % to Damage over Time Multiplier Recover 1 % of Life on Kill Recover 1 % of Energy Shield on Kill. 3. UPDATE for PoE 3. Use your Crafting Bench to craft ‘+#% Chaos Damage Over Time Multiplier’ (check two tasks before to see how to unlock this modifier for your Crafting Bench) Pleaso note: There’s a chance to simultaneously. What you're going to want to do is use alterations + augmentations to find the influence modifier you want. PoE increased Chaos Damage Craft Recipe. It comes with the mod. 5 = 225, and not 100*(1+0. Physical and Chaos Damage over Time Multiplier –. Server: PC, Xbox One, PS4. Hello fellow Exiles, I was thinking about the new blackflame ring that lets enemies ignited by you take chaos instead of fire damage. DOTs add in one extra term to that formula: (base damage) x (sum of increases) x (sum of dot multi) x (product of mores) In your two examples, Scenario 1 would be adding 0. 50% reduced Ignite Duration on Enemies. 5) = 200. Fire and Cold Damage over Time Multiplier - Rank 2. Unveil. Path of Exile is a free online-only action RPG under development by Grinding Gear Games in New Zealand. Every 10 points of strength give a 2% bonus. Increased Critical Damage Support Support Icon: c Level: (1-20) Cost & Reservation Multiplier: 130% Requires Level 18 Supports any skill that hits enemies. 20: The Best Melee League Starter Build. Ignite is an elemental ailment associated with fire that causes the affected target to take burning damage (fire damage over time). Takes ~1500 attempts according to Craft of Exile. Flat Damage on weapons is not. Server: PC, Xbox One, PS4. They are referring to Poison Impending Doom (spell damage not applying to poison damage), given the nature of the weapons in question. There is presently a limit to how much total damage any enemy can take from damage over time, of about 35. 4 / 4. Related Topics Path of Exile Action role-playing game Hack and slash Role-playing video game Action game Gaming comments sorted by Best. If someone rolls a. 5. Per 1% Quality: 1 Superior 2 Anomalous 3 Divergent +0. Different DoT multipliers are additive with each other, even if they apply to different types and sources of damage over time, so long as they apply to the DoT in question; the damage over. you will inflict a poison with a dot of 30% of physical+chaos damage of your hit (doesnt have to be an attack). " Added the following note in the Ruthless Specific Changes. 70. By letting the bench mod stay, we cannot roll plain chaos damage, helping us hit the chaos damage over time multiplier. UPDATE for PoE 3. Chaos damage bypasses energy shield, reducing life or mana directly. (Burning Damage, Unbound Ailments and Deadly Ailments, Added Fire Damage) - Exceptional Gems (Enlighten, Empower) - Watcher's Eye (#% to Damage over Time Multiplier while affected by Malevolence) - Rings (Polaric. 23 Expansion Timeline tenkiei - October 9, 2023. Yep the Amulet and Ring effects of that Essence were swapped in 3. 75% to Critical Strike Multiplier Supported Skills have 1% increased Critical Strike Chance Supported Skills have +1. Yes, it works. GhostwheelX. The tag for them. Amulet: +10% to Damage over Time Multiplier Ring: Hexes you inflict have +5 to maximum Doom Belt: +50% to Chaos Resistance during any Flask Effect Right click this item then left click a normal or rare item to apply it. Bleeding damage is both bleeding and physical damage over time, so its damage over time multiplier would be affected by both of these stats. (18-20)% to Physical Damage over Time Multiplier, and (21-30)% increased Damage over Time. If a non-unique enemy dies while affected by the. Increases and Reductions to Armour also apply to Energy. Seiyashi • 3 yr. Chaos damage over time multiplier, damage over time multiplier, poison damage over time multipier are effectively the same. Ramako, Sun's Light: No longer provides "+25% to Fire Damage over Time Multiplier", "25% chance to Ignite" or "Damage Penetrates 15% Fire Resistance". + (28–30)% to Physical Damage over Time Multiplier. Written by spicysushi Reviewed by Facefoot. The Iron Grip keystone. Recommended affixes: Maximum Life Dexterity/Intelligence Elemental Resistances increased Damage over Time increased. Blood Artist. Obviously the 30% increased damage was better. It's not cold damage, period. Therefore, I suggest you pick up one Multiplier modifier alongside a generic damage mod. 50 sec Requires Level 24 Curses all targets in an area, reducing their accuracy and making them deal less damage. Bonuses from the Damage Over Time Mastery can be allocated for one. +(18-22)% to Damage over Time Multiplier while affected by Malevolence are changed to +(18-22)% to Damage over Time Multiplier while affected by Malevolence in version 3. Then have fire, cold, chaos, physical, lightning damage over time. 00% Effectiveness of Added Damage: 260% Requires Level 4 Throws a trap that damages and immobilises a single enemy for a duration based on how much damage. Its only "additive" with other multipliers Say you have 100 dps, you have a total of 50% increased dps (all increased modifiers added up), and 30% total DoT multiplier(all multipliers added up) In our 3. +3% to Damage over Time Multiplier for Bleeding per Endurance Charge ===== Impale Mastery ===== 1. The 35m dps is. If it meant anything beyond or relating to the cap other than your final effective number, it would say something about it. Are "% to Fire Damage over Time Multiplier" and "% increased Fire Damage" the same when it comes to DoT DPS? So 100 fire damage, 100 lightning damage with. We received many questions in response to these posts and. on Feb 28, 2021, 12:43:29 PM. So for chaos DoT they are both exactly the same thing. There are no sources of global chance to bleed or chance to bleed with spells. Quivers now have. 68 +(8-12)% to Cold Damage over Time Multiplier * elemental_damage, damage, elemental, cold, has_caster_mod of the Hunt: Req. Duration. Unveil. 25% of both would be better than 50% of either in this scenario. So if you have 277. Path of Exile Wiki editing functions. Lightning damage - One of three elemental damage types. Hey there PoE Reddit Community. And, note that you can craft 40% Chaos DoT multiplier on a bow, but it will roll as high as 75% if you use orbs of alteration. 2) * 1. Any thing that says "increased" to damage is added together into one damage multiplier. Linosaurus • 2 yr. AngieMS2. Standard int32 has a maximum of around 2b and damage over time in PoE is coded as damage per minute or something like that. Recommended affixes: (5-7)% increased maximum Life (6-8)% Chaos Damage over Time Multiplier Optional affixes: (4-6)% Damage over Time Multiplier Damaging Ailments deal damage (4-6)% faster. That would be great, do you have any sources for this as I though 3. Path of Exile is a free online-only action RPG under development by Grinding Gear Games in New Zealand. It needs two free prefixes for the chaos mods. +% chaos dmg. I'm not talking about damage types. It uses both weapons to deal damage if you are dual wielding. 3. The small passive leading to the notable have had the same treatment. +3% to Damage over Time Multiplier per 10 Intelligence on Unallocated Passives in Radius. • 17 days ago. chaos DoT multi and DoT multi are exactly the same for chaos DoT. You need to anoint Potency of Will. It does not grant a bonus to your character, but to skills in sockets connected to it. Create Guild – Flyff Universe. Ring: (12-15)% to Damage over Time Multiplier. ago. Jun. Fee: 300 divine (and 1 mirror to copy the item)Mod group: DamageOverTimeMultiplier Waning Req. +(8-12)% to Chaos Damage over Time Multiplier * damage, chaos of the Elder: Req. 4 multiplier. They work the same way as Non-ailment chaos damage multiplier, they’re additive with one another but multiplicative as a whole. This limit applies jointly to all sources of damage over time, and after all modifiers to damage taken by the enemy, such as the damage reduction provided by Delirium or inherent to Uber bosses [11] . lvl. Damage Over Time Mastery. +(25–27) % to Physical Damage over Time Multiplier: 8x Orb of Alteration: Two Hand Melee: Betrayal Unveil +(28–30) % to Physical Damage over Time Multiplier: 2x Orb of Alchemy: Two Hand Melee: Betrayal Unveil +(31–35) % to Physical Damage over Time Multiplier: 4x Chaos Orb: Two Hand Melee: Betrayal Unveil +(14–15) % to Physical Damage. Energy Shield: (29-33) Requires Level 70, 46 Str, 59 Int (14-18)% increased Damage over Time: 70: 46: 59 (108-124) (29-33) (14-18)% increased Damage over Time: Energy Shield/Evasion. Your best modifiers are Damage over time Multiplier followed by any generic increases to Chaos Damage. Log In Create Account Contact. A character's base damage. The total fire damage inflicted by one instance of ignite remains the same after these adjustments, but the. Poison damage also. of the Order, Suffix, Global. Gloves: Socketed Gems deal 30% more Damage over Time Boots: Cannot be Poisoned Body Armour: 25% reduced Chaos Damage taken over time Helmet: +2 to Level of Socketed Aura Gems Shield: +15% Chance to Block Spell Damage while on Low Life Quiver: 25% increased Effect of your Marks Amulet: +10% to Damage over Time Multiplier Your Amulet can be a great source of Strength, Dexterity and Damage over Time Multiplier. 25 Weapon Range: 1. o man you are in for an adventure if you are trying to craft double dot quiver. Similar to the fresh attack, Ignite Clusters. 7 at gem level 20 (previously 426. I'm trying to play the game for the first time and following a guide about Toxic Rain Pathfinder. Because you only scale the poison and not the Phys dot of exsanguinate . I am trying to pair either this with the mod "60% chance for attacks to deal 100% more damage". Added Small Passive Skills also grant: 1% increased Damage over Time: damage: 350: of Degeneration: 68: Added Small Passive Skills also grant: 2% increased Damage over Time: damage: 350: of Disintegration: 84: Added Small Passive Skills also grant: 3% increased Damage over Time: damage: 250+(16 - 23)% to Cold Damage over Time Multiplier +(9 - 12)% to Cold Damage over Time Multiplier: 6: Veiled +(24 - 32)% to Cold Damage over Time Multiplier +(13 - 16)% to Cold Damage over Time Multiplier: 2: Veiled +(33 - 40)% to Cold Damage over Time MultiplierIf it's a skill in which the DoT is based off an initial hit, such as Fireball (when it crits), then when the hit crits the entirety of the ensuing DoT duration is affected. “Damage over time multiplier” is a stat that affects damage over time. We recently shared two Development Manifestos that discussed changes to Damage Over Time coming in the 3. +50% to Chaos Resistance during any Flask Effect. 1. Craft Of Exile; Find us at: Rings. of the Order, Suffix, Global. Axe or Sword Attacks deal 20% increased Damage with Ailments. So it does nothing for poison. Removed. Per 1% Quality: 1 Superior 2 Anomalous 3 Divergent +0. • 3 yr. Efficacy Support Support, Duration Icon: a Level: (1-20) Cost & Reservation Multiplier: 130% Requires Level 8 Supports any skill that deals damage or has a duration. It was discovered through player testing or datamining. 0. Lost Ark Bard Guide Changes Skills Engravings. Path of Exile. ; Allocated passive. Use it when you have the essence drain on an enemy. This stat is additive with other sources of damage over time multiplier. Dealing a critical strike with lightning damage can inflict shock. Multiple copies of the same oil are additive. No multiplication is occurring, and how the modifiers stack with other modifiers does not matter because adding them all up and applying them together has the same result as applying each separately.