Dr. Veritas Ratio is a playable character in Honkai: Star Rail. A candid and self-centered Intelligentsia Guild member, who often conceals his appearance with a strange plaster sculpture. He demonstrated unparalleled intelligence and talent since his youth, but now refers to himself as a “Mundanite.” He firmly believes that intellect and creativity are not confined to geniuses. He seeks to distribute knowledge to the entire universe to cure the persistent disease named ignorance.
Rarity
Path
The Hunt
Element
Imaginary
Honkai: Star Rail Dr. Ratio Build
Honkai: Star Rail All Characters List
About Dr. Ratio
A candid and self-centered Intelligentsia Guild member, who often conceals his appearance with a strange plaster sculpture.
He demonstrated unparalleled intelligence and talent since his youth, but now refers to himself as a “Mundanite.”
Firmly believing that intellect and creativity are not confined to geniuses, he seeks to distribute knowledge to the entire universe to cure the persistent disease named ignorance.
Ascension Materials
Thief’s Instinct
Usurper’s Scheme
Conqueror’s Will
Suppressing Edict
Combat Skills
Basic Attack
Mind is Might
(Single Target)
Deals Imaginary DMG equal to 50% of Dr. Ratio’s ATK to a single target enemy.
Skill Attack
Intellectual Midwifery
(Single Target)
Deals Imaginary DMG equal to 75% of Dr. Ratio’s ATK to a single target enemy.
Ultimate
Syllogistic Paradox
(Single Target)
Deals Imaginary DMG equal to 144% of Dr. Ratio’s ATK to a single target enemy and applies Wiseman’s Folly. When Dr. Ratio’s allies attack a target afflicted with Wiseman’s Folly, Dr. Ratio launches his Talent’s follow-up attack for 1 time against this target.
Wiseman’s Folly can be triggered for up to 2 times and only affects the most recent target of Dr. Ratio’s Ultimate. This trigger count resets after Dr. Ratio’s Ultimate is used.
Talent
Cogito, Ergo Sum
(Single Target)
When using his Skill, Dr. Ratio has a 40% fixed chance of launching a follow-up attack against his target for 1 time, dealing Imaginary DMG equal to 135% of Dr. Ratio’s ATK. For each debuff the target enemy has, the fixed chance of launching follow-up attack increases by 20%. If the target enemy is defeated before the follow-up attack triggers, the follow-up attack will be directed at a single random enemy instead.
Technique
Mold of Idolatry
(Impair)
After using Technique, creates a special dimension that Taunts nearby enemies, lasting for 10 second(s). After entering battle with enemies in this special dimension, there is a 100% base chance to reduce each single enemy target’s SPD by 15% for 2 turn(s). Only 1 dimension created by allies can exist at the same time.
Traces
Bonus Ability
Summation
(Ascension 2)
When Dr. Ratio uses his Skill, for every debuff on the target, his CRIT Rate increases by 2.5% and CRIT DMG by 5%. This effect can stack up to 6 time(s).
Bonus Ability
Inference
(Ascension 4)
When Skill is used to attack an enemy target, there is a 100% base chance to reduce the attacked target’s Effect RES by 10% for 2 turn(s).
Bonus Ability
Deduction
(Ascension 6)
When dealing DMG to a target that has 3 or more debuff(s), for each debuff the target has, the DMG dealt by Dr. Ratio to this target increases by 10%, up to a maximum increase of 50%.
Stat Bonuses:
(Total)
Eidolon
(1) Pride Comes Before a Fall
The maximum stackable count for the Trace “Summation” increases by 4. When a battle begins, immediately obtains 4 stacks of Summation. Needs to unlock Summation first.
(2) The Divine Is in the Details
When his Talent’s follow-up attack hits a target, for every debuff the target has, additionally deals Imaginary Additional DMG equal to 20% of Dr. Ratio’s ATK. This effect can be triggered for a maximum of 4 time(s) during each follow-up attack.
(3) Know Thyself
Ultimate Lv. +2, up to a maximum of Lv. 15.
Basic ATK Lv. +1, up to a maximum of Lv. 10.
(4) Ignorance Is Blight
When triggering the Talent, additionally regenerates 15 Energy for Dr. Ratio.
(5) Sic Itur Ad Astra
Skill Lv. +2, up to a maximum of Lv. 15.
Talent Lv. +2, up to a maximum of Lv. 15.
(6) Vincit Omnia Veritas
Increases the trigger count for Wiseman’s Folly by 1. The DMG dealt by the Talent’s follow-up attack increases by 50%.
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