Calculator:Combat/Critical hit chance
|Calculator:Template/Combat/Critical hit chance|
By default, only parameters that are commonly used and have a somewhat significant change to the player's critical hit chance are shown. To see all of the available parameters, toggle the "Show more options" parameter.
template = Calculator:Template/Combat/Critical hit chance form = critProbabilityCalcForm result = critProbabilityCalcResult param = advancedoptions|Show more options|false|toggleswitch|true,false|true=corbicula,setEffect,prayer,potiongroup,aura,equilibrium,slayerHelm,genocidal,baneAmmo,baneWeaponry,revengegroup param = levelgroup|Combat style level and Ability damage||group|level,AD param = level| Combat style level|99|int|1-99||Base combat style level (from 1 to 99) param = AD|Ability damage|2000|int|0-5000||Ability damage as read from the Combat Stats menu after all boosts to combat style level. param = forcedCritGroup|Forced critical hit modifiers||group|biting,level20biting,setEffect,pocket,ring,ringChannellers,forcedAbility,abilityFury,abilityGreaterFury,abilityConcentratedBlast,abilityGreaterConcentratedBlast,familiar,corbicula,setEffect,warpriestOfTuska param = biting| Biting perk rank|4|buttonselect|0,1,2,3,4|1=level20biting;2=level20biting;3=level20biting;4=level20biting|+2% per rank param = level20biting| Biting on level 20 gear|false|check|true,false||×1.1 effect to Biting param = pocket| Pocket slot|None|select|None,Erethdor's grimoire param = ring| Ring slot|None|select|None,Reaver's ring,Channeller's ring,Stalker's ring,Champion's ring|Channeller's ring=ringChannellers param = ringChannellers| Runic Embrace passive stacks|4|int|0-26 param = forcedAbility|Ability boost|None|select|None,Fury,Greater Fury,Concentrated Blast,Greater Concentrated Blast|Fury=abilityFury;Greater Fury=abilityGreaterFury;Concentrated Blast=abilityConcentratedBlast;Greater Concentrated Blast=abilityGreaterConcentratedBlast param = abilityFury| Number of Fury hits|2|buttonselect|1,2,3||+5%,10%,15% for each respective hit to the next attack param = abilityGreaterFury| Greater Fury (+10% or 100%)|+10%|buttonselect|+10%,100%||The 100% only works on abilities param = abilityConcentratedBlast| Number of Concentreated Blast hits|2|buttonselect|1,2,3||+5%,10%,15% for each respective hit to the next attack param = abilityGreaterConcentratedBlast| Number of Greater Concentreated Blast hits|3|buttonselect|1,2,3||+5%,10%,15% for each respective hit to the next attack param = familiar| Kal'gerion Demon scroll (Crit-i-Kal)|false|check|true,false param = corbicula| Number of Corbicula rex farm totems|0|buttonselect|0,1,2||Only affects Meteor Strike. param = setEffect|Set effect|None|select|None,Tuska's Might (Sliske's Parody),Tuska's Might (Warpriest of Tuska)|Tuska's Might (Warpriest of Tuska)=warpriestOfTuska|It appears that if the Tuska Warpriest effect and Biting are both used, the Tuska Warpriest effect overrides the effect of Biting. param = warpriestOfTuska| Number of Warpriest of Tuska pieces (3-6)|3|buttonselect|3,4,5,6 param = naturalCritGroup|Natural critical hit modifiers||group|abilityMin,abilityMax,potiongroup,potion,essence,prayer,aura,slayerHelm,genocidal,baneAmmo,baneWeaponry,revengegroup,revenge,revengeStacks,shieldType,precise,equilibrium param = abilityMin|Ability/auto-attack minimum (%)|20|number|0-1000,0.1,0.1 param = abilityMax|Ability/auto-attack maximum (%)|100|number|0-1000,0.1,0.1 param = prayer| Prayer/Curse|Malevolence/Affliction/Desolation|select|None,Piety/Augury/Rigour,Turmoil/Torment/Anguish,Malevolence/Affliction/Desolation,Ultimate Strength/OverCharge/Overpowering Force + Amulet of zealots,Leech (Magic/Range) Strength + Amulet of zealots param = potiongroup|Potion effects||group|potion,essence param = potion| Potion|Elder overload potion|select|None,Supreme strength/magic/ranging potion,Overload,Supreme overload potion,Elder overload potion|None=essence;Supreme strength/magic/ranging potion=essence|Berserk blood essence can be included if an overload variant is not selected. param = essence| Berserk blood essence|false|check|true,false param = aura| Aura|Berserker/Maniacal/Reckless aura|select|None,Berserker/Maniacal/Reckless aura,Equilibrium aura param = slayerHelm| Slayer helmet|None|select|None,Full slayer helmet,Reinforced slayer helmet,Strong slayer helmet,Mighty slayer helmet,Corrupted slayer helmet param = genocidal| Genocidal boost (%)|0|number|0-6.9,0.1,0.1 param = baneAmmo| Bane ammunition|false|check|true,false param = baneWeaponry|Bane weaponry|false|check|true,false param = revengegroup|
||group|revengeStacks,shieldType,revenge param = revenge| Revenge|false|check|true,false|true=revengeStacks,shieldType param = revengeStacks|Revenge stacks|10|buttonselect|0,1,2,3,4,5,6,7,8,9,10 param = shieldType|Type|Shield|buttonselect|Shield,Defender/Rebounder/Repriser param = precise| Precise perk rank|6|buttonselect|0,1,2,3,4,5,6 param = equilibrium| Equilibrium perk rank|2|buttonselect|0,1,2,3,4
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The purpose of this calculator is to calculate probability of the player's total critical hit chance as well as the two types of critical hits that are part of this total: forced critical hits and natural critical hits. More information about the difference between forced and natural can be found here.
Show more options
Displays less commonly used options that have an effect on the player's forced and natural critical hit chances.
Combat style level
Players base combat style level (from 1 to 99) in the appropriate style.
Biting perk rank
Rank of the Biting perk.
Biting on level 20 gear
Multiplicative 10% increase to the effect of Biting if checked. (×1.1 effect to Biting)
Rings that affect the player's forced critical hit chance.
Runic Embrace passive stacks
Runic embrace, the passive effect of the Channeller's ring, gives the player a +4% forced critical hit chance per hit of a magic channelled ability. (For example, the first hit of Asphyxiate receives a +4%, the second hit receives a +8%, etc.)
Certain abilities increase the player's forced critical hit chance.
Number of Fury hits
The attack following the specific hit of Fury.
Greater Fury (+10% or 100%)
Greater Fury gives either a +10% chance to force a critical hit if Greater Fury itself does not land a critical hit. If Greater Fury does land a critical hit, the player's next ability has a 100% chance to land a forced critical hit.
Number of Concentrated Blast hits
The attack following the specific hit of Concentrated Blast.
Number of Greater Concentrated Blast hits
The attack following the specific hit of Greater Concentrated Blast.
Kal'gerion Demon scroll (Crit-i-Kal)
The effect of the Kal'gerion Demon familiar scroll.
Number of Corbicula rex farm totems
+20% increased critical hit chance to the Meteor Strike ability.
Sets that have an effect on the player's forced critical hit chance. These appear to completely override the Biting perk as the two options are both different ways of applying Tuska's Might.
Number of Warpriest of Tuska pieces
The number of Warpriest of Tuska pieces equipped. +1% per piece worn, minimum of 3.
Ability/auto-attack minimum (%)
Player's ability or auto-attack minimum percentage.
Ability/auto-attack maximum (%)
Player's ability or auto-attack maximum percentage.
Player's active damage boosting prayer/curse.
Player's active stat boosting potion.
Player's active aura. If the player has the Equilibrium aura active, the Equilibrium perk is ignored.
Choice of Slayer helmet. Only works if the player's target is part of their slayer task (and is also affected by the effect of the Slayer helmet damage boosting passive).
Genocidal boost (%)
Genocidal perk boost ranging from 0%-6.9% in increments of 0.1% (7% cannot be obtained). Only works if the player's target is part of their slayer task (and is also affected by the effect of the Genocidal perk).
Effect of bane ammunition on a target susceptible to the effect of the approrpriate bane ammunition.
Effect of bane weaponry on a target susceptible to the effect of the appropriate bane weaponry.
Player has the revenge ability active.
Number of Revenge stacks. Range is 0-10 stacks.
Choice of player having either a shield or a defender/rebounder/repriser equipped while under the effect of Revenge.
Precise perk rank
Rank of the Precise perk.
Equilibrium perk rank
Rank of the Equilibrium perk rank. If the player has the Equilibrium aura active, then the perk is ignored.