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Honkai: Star Rail
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Dr. Ratio
★★★★★

Dr. Ratio

Member of the Intelligentsia Guild.
Eccentric temperament, sharp-tongued but with an elegant demeanor.
The face under the strange alabaster head sculpture is apparently unexpectedly handsome.

Base Stats

HP1047.816
ATK776.16
DEF460.845
Speed103

Skill Information

Upgrade Materials

Character Ascension

Ascension 0

Credit
4000
Thief's Instinct
5

Ascension 1

Credit
8000
Thief's Instinct
10

Ascension 2

Credit
16000
Suppressing Edict
3
Usurper's Scheme
6

Ascension 3

Credit
40000
Suppressing Edict
7
Usurper's Scheme
9

Ascension 4

Credit
80000
Suppressing Edict
20
Conqueror's Will
6

Ascension 5

Credit
160000
Suppressing Edict
35
Conqueror's Will
9

Basic ATK Upgrade

Level 1 → 2

Credit
5000
Arrow of the Beast Hunter
3
Thief's Instinct
6

Level 2 → 3

Credit
10000
Arrow of the Demon Slayer
3
Usurper's Scheme
3

Level 3 → 4

Credit
20000
Arrow of the Demon Slayer
5
Usurper's Scheme
4

Level 4 → 5

Credit
45000
Arrow of the Starchaser
3
Conqueror's Will
3

Level 5 → 6

Credit
160000
Arrow of the Starchaser
8
Conqueror's Will
4

Skill Upgrade

Level 1 → 2

Credit
2500
Thief's Instinct
3

Level 2 → 3

Credit
5000
Arrow of the Beast Hunter
3
Thief's Instinct
6

Level 3 → 4

Credit
10000
Arrow of the Demon Slayer
3
Usurper's Scheme
3

Level 4 → 5

Credit
20000
Arrow of the Demon Slayer
5
Usurper's Scheme
4

Level 5 → 6

Credit
30000
Arrow of the Demon Slayer
7
Usurper's Scheme
6

Level 6 → 7

Credit
45000
Arrow of the Starchaser
3
Conqueror's Will
3

Level 7 → 8

Credit
80000
Arrow of the Starchaser
5
Past Evils of the Borehole Planet Disaster
1
Conqueror's Will
4

Level 8 → 9

Credit
160000
Tracks of Destiny
1
Arrow of the Starchaser
8
Past Evils of the Borehole Planet Disaster
1

Level 9 → 10

Credit
300000
Tracks of Destiny
1
Arrow of the Starchaser
14
Past Evils of the Borehole Planet Disaster
1

Ultimate Upgrade

Level 1 → 2

Credit
2500
Thief's Instinct
3

Level 2 → 3

Credit
5000
Arrow of the Beast Hunter
3
Thief's Instinct
6

Level 3 → 4

Credit
10000
Arrow of the Demon Slayer
3
Usurper's Scheme
3

Level 4 → 5

Credit
20000
Arrow of the Demon Slayer
5
Usurper's Scheme
4

Level 5 → 6

Credit
30000
Arrow of the Demon Slayer
7
Usurper's Scheme
6

Level 6 → 7

Credit
45000
Arrow of the Starchaser
3
Conqueror's Will
3

Level 7 → 8

Credit
80000
Arrow of the Starchaser
5
Past Evils of the Borehole Planet Disaster
1
Conqueror's Will
4

Level 8 → 9

Credit
160000
Tracks of Destiny
1
Arrow of the Starchaser
8
Past Evils of the Borehole Planet Disaster
1

Level 9 → 10

Credit
300000
Tracks of Destiny
1
Arrow of the Starchaser
14
Past Evils of the Borehole Planet Disaster
1

Talent Upgrade

Level 1 → 2

Credit
2500
Thief's Instinct
3

Level 2 → 3

Credit
5000
Arrow of the Beast Hunter
3
Thief's Instinct
6

Level 3 → 4

Credit
10000
Arrow of the Demon Slayer
3
Usurper's Scheme
3

Level 4 → 5

Credit
20000
Arrow of the Demon Slayer
5
Usurper's Scheme
4

Level 5 → 6

Credit
30000
Arrow of the Demon Slayer
7
Usurper's Scheme
6

Level 6 → 7

Credit
45000
Arrow of the Starchaser
3
Conqueror's Will
3

Level 7 → 8

Credit
80000
Arrow of the Starchaser
5
Past Evils of the Borehole Planet Disaster
1
Conqueror's Will
4

Level 8 → 9

Credit
160000
Tracks of Destiny
1
Arrow of the Starchaser
8
Past Evils of the Borehole Planet Disaster
1

Level 9 → 10

Credit
300000
Tracks of Destiny
1
Arrow of the Starchaser
14
Past Evils of the Borehole Planet Disaster
1

ℹ️ Character Information

Version1.6
Camp107
Voice Actor
Chinese CV：桑毓泽
English CV：Jordan Paul Haro
Japanese CV：武内駿輔
Korean CV：이동훈
Rarity5★
ElementImaginary
PathHunt