Honkai: Star Rail / Character

The Herta

Ice · Erudition · 5★

Honkai: Star Rail hub →

Details Upgrade costs Skills Sources

Stats & requirements

Element: Ice
Path: Erudition
Rarity: 5

Starting stats (first promotion tier)

HP: 158.4
ATK: 92.4
DEF: 66
SPD: 99
TAUNT: 75
CRIT_RATE: 0.05
CRIT_DMG: 0.5

Named skills

Starting-level values from the cited data. Coefficients describe the skill’s inputs, not final damage.

Did You Get ItBasic ATK / Single Target

Level 1 coefficient 1: 0.5
Level 1 coefficient 2: 3
Level 1 coefficient 3: 1
Level 1 coefficient 4: 0.3

Big Brain EnergySkill / Blast

Level 1 coefficient 1: 0.35
Level 1 coefficient 2: 1

Told Ya! Magic HappensUltimate / AoE

Level 1 coefficient 1: 1
Level 1 coefficient 2: 2
Level 1 coefficient 3: 1
Level 1 coefficient 4: 0.4
Level 1 coefficient 5: 3
Level 1 coefficient 6: 4

Hand Them OverTalent / Enhance

Level 1 coefficient 1: 0.04
Level 1 coefficient 2: 0.02
Level 1 coefficient 3: 42
Level 1 coefficient 4: 1
Level 1 coefficient 5: 42
Level 1 coefficient 6: 25

Attack

See the source for this talent’s full effect and conditions.

Vibe CheckerTechnique / Enhance

Level 1 coefficient 1: 0.6
Level 1 coefficient 2: 2
Level 1 coefficient 3: 3
Level 1 coefficient 4: 0.99
Level 1 coefficient 5: 0.3
Level 1 coefficient 6: 25

Hear Me OutSkill / AoE

Level 1 coefficient 1: 0.4
Level 1 coefficient 2: 1
Level 1 coefficient 3: 0.2

Upgrade & material costs

Choose a track to see each purchased step and the total material bill. These totals cover the listed steps; character EXP and unlisted costs are separate.

Character promotion0 → 6

Total for the listed steps

Credit308,000

Extinguished Core15

Glimmering Core15

Dream Fridge65

Squirming Core15

Step by step

Upgrade	Gate	Materials
0 → 1	Lv. 20	Credit × 4,000Extinguished Core × 5
1 → 2	Lv. 30 / Rank 1	Credit × 8,000Extinguished Core × 10
2 → 3	Lv. 40 / Rank 2	Credit × 16,000Glimmering Core × 6Dream Fridge × 3
3 → 4	Lv. 50 / Rank 3	Credit × 40,000Glimmering Core × 9Dream Fridge × 7
4 → 5	Lv. 60 / Rank 4	Credit × 80,000Squirming Core × 6Dream Fridge × 20
5 → 6	Lv. 70 / Rank 5	Credit × 160,000Squirming Core × 9Dream Fridge × 35

Did You Get It1 → 6

Total for the listed steps

Credit240,000

Rough Sketch3

Extinguished Core6

Dynamic Outlining8

Glimmering Core7

Exquisite Colored Draft11

Squirming Core7

Step by step

Upgrade	Gate	Materials
1 → 2		Credit × 5,000Rough Sketch × 3Extinguished Core × 6
2 → 3		Credit × 10,000Dynamic Outlining × 3Glimmering Core × 3
3 → 4		Credit × 20,000Dynamic Outlining × 5Glimmering Core × 4
4 → 5		Credit × 45,000Exquisite Colored Draft × 3Squirming Core × 3
5 → 6		Credit × 160,000Exquisite Colored Draft × 8Squirming Core × 4

Big Brain Energy1 → 10

Total for the listed steps

Credit652,500

Extinguished Core9

Rough Sketch3

Dynamic Outlining15

Glimmering Core13

Exquisite Colored Draft30

Squirming Core7

Auspice Sliver3

Tracks of Destiny2

Step by step

Upgrade	Gate	Materials
1 → 2		Credit × 2,500Extinguished Core × 3
2 → 3		Credit × 5,000Rough Sketch × 3Extinguished Core × 6
3 → 4		Credit × 10,000Dynamic Outlining × 3Glimmering Core × 3
4 → 5		Credit × 20,000Dynamic Outlining × 5Glimmering Core × 4
5 → 6		Credit × 30,000Dynamic Outlining × 7Glimmering Core × 6
6 → 7		Credit × 45,000Exquisite Colored Draft × 3Squirming Core × 3
7 → 8		Credit × 80,000Exquisite Colored Draft × 5Auspice Sliver × 1Squirming Core × 4
8 → 9		Credit × 160,000Exquisite Colored Draft × 8Tracks of Destiny × 1Auspice Sliver × 1
9 → 10		Credit × 300,000Exquisite Colored Draft × 14Tracks of Destiny × 1Auspice Sliver × 1

Told Ya! Magic Happens1 → 10

Total for the listed steps

Credit652,500

Extinguished Core9

Rough Sketch3

Dynamic Outlining15

Glimmering Core13

Exquisite Colored Draft30

Squirming Core7

Auspice Sliver3

Tracks of Destiny2

Step by step

Upgrade	Gate	Materials
1 → 2		Credit × 2,500Extinguished Core × 3
2 → 3		Credit × 5,000Rough Sketch × 3Extinguished Core × 6
3 → 4		Credit × 10,000Dynamic Outlining × 3Glimmering Core × 3
4 → 5		Credit × 20,000Dynamic Outlining × 5Glimmering Core × 4
5 → 6		Credit × 30,000Dynamic Outlining × 7Glimmering Core × 6
6 → 7		Credit × 45,000Exquisite Colored Draft × 3Squirming Core × 3
7 → 8		Credit × 80,000Exquisite Colored Draft × 5Auspice Sliver × 1Squirming Core × 4
8 → 9		Credit × 160,000Exquisite Colored Draft × 8Tracks of Destiny × 1Auspice Sliver × 1
9 → 10		Credit × 300,000Exquisite Colored Draft × 14Tracks of Destiny × 1Auspice Sliver × 1

Hand Them Over1 → 10

Total for the listed steps

Credit652,500

Extinguished Core9

Rough Sketch3

Dynamic Outlining15

Glimmering Core13

Exquisite Colored Draft30

Squirming Core7

Auspice Sliver3

Tracks of Destiny2

Step by step

Upgrade	Gate	Materials
1 → 2		Credit × 2,500Extinguished Core × 3
2 → 3		Credit × 5,000Rough Sketch × 3Extinguished Core × 6
3 → 4		Credit × 10,000Dynamic Outlining × 3Glimmering Core × 3
4 → 5		Credit × 20,000Dynamic Outlining × 5Glimmering Core × 4
5 → 6		Credit × 30,000Dynamic Outlining × 7Glimmering Core × 6
6 → 7		Credit × 45,000Exquisite Colored Draft × 3Squirming Core × 3
7 → 8		Credit × 80,000Exquisite Colored Draft × 5Auspice Sliver × 1Squirming Core × 4
8 → 9		Credit × 160,000Exquisite Colored Draft × 8Tracks of Destiny × 1Auspice Sliver × 1
9 → 10		Credit × 300,000Exquisite Colored Draft × 14Tracks of Destiny × 1Auspice Sliver × 1

Aloofly Honest0 → 1

Total for the listed steps

Credit5,000

Rough Sketch3

Auspice Sliver1

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 5,000Rough Sketch × 3Auspice Sliver × 1

Message From Beyond the Veil0 → 1

Total for the listed steps

Credit20,000

Dynamic Outlining5

Tracks of Destiny1

Auspice Sliver1

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 20,000Dynamic Outlining × 5Tracks of Destiny × 1Auspice Sliver × 1

Starved Landscape of Vacua0 → 1

Total for the listed steps

Credit160,000

Exquisite Colored Draft8

Tracks of Destiny1

Auspice Sliver1

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 160,000Exquisite Colored Draft × 8Tracks of Destiny × 1Auspice Sliver × 1

DMG Boost: Ice0 → 1

Total for the listed steps

Credit2,500

Extinguished Core2

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 2,500Extinguished Core × 2

ATK Boost0 → 1

Total for the listed steps

Credit5,000

Rough Sketch3

Extinguished Core6

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 5,000Rough Sketch × 3Extinguished Core × 6

DMG Boost: Ice0 → 1

Total for the listed steps

Credit10,000

Dynamic Outlining3

Glimmering Core3

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 10,000Dynamic Outlining × 3Glimmering Core × 3

SPD Boost0 → 1

Total for the listed steps

Credit10,000

Dynamic Outlining3

Glimmering Core3

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 10,000Dynamic Outlining × 3Glimmering Core × 3

DMG Boost: Ice0 → 1

Total for the listed steps

Credit20,000

Dynamic Outlining5

Glimmering Core4

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 20,000Dynamic Outlining × 5Glimmering Core × 4

ATK Boost0 → 1

Total for the listed steps

Credit45,000

Exquisite Colored Draft3

Squirming Core3

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 45,000Exquisite Colored Draft × 3Squirming Core × 3

DMG Boost: Ice0 → 1

Total for the listed steps

Credit45,000

Exquisite Colored Draft3

Squirming Core3

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 45,000Exquisite Colored Draft × 3Squirming Core × 3

SPD Boost0 → 1

Total for the listed steps

Credit160,000

Exquisite Colored Draft8

Squirming Core8

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 160,000Exquisite Colored Draft × 8Squirming Core × 8

ATK Boost0 → 1

Total for the listed steps

Credit160,000

Exquisite Colored Draft8

Squirming Core8

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 160,000Exquisite Colored Draft × 8Squirming Core × 8

DMG Boost: Ice0 → 1

Total for the listed steps

Credit160,000

Exquisite Colored Draft8

Squirming Core8

Step by step

Upgrade	Gate	Materials
0 → 1		Credit × 160,000Exquisite Colored Draft × 8Squirming Core × 8

Sources & image credit

Reference snapshot: 24 October 2026.

HoYoverse / COGNOSPHERE

REFERENCE INDEX

All character entries →Read about Honkai: Star Rail →

Honkai: Star Rail

March 7th makes the Astral Express feel like a found family

March 7th turns a crew of travelers into something warmer than a transportation service. Her bright camera, chosen name, and curiosity about a lost past make the Astral Express feel like a home being assembled one shared moment at a time.

Character analysis · 3 min

Honkai: Star Rail

Dan Heng's reserve makes room for the Trailblazer's questions

Dan Heng’s quiet presence on the Astral Express can seem like a refusal to engage. In the early journey, though, his archive work and measured responses make him a steady guide: someone who gives the Trailblazer room to ask without turning every answer into a performance.

Character analysis · 3 min

Honkai: Star Rail

Jarilo-VI builds its conflict above and below ground

Jarilo-VI gives its central divide a physical shape. Belobog’s exposed streets and the Underworld’s constrained spaces make the distance between communities tangible, so the planet’s conflict is encountered through movement and perspective as much as through explanation.

Story analysis · 3 min

Honkai: Star Rail

March 7th, Dan Heng, Natasha: three turns and one Skill Point pool

Skill Points turn a party’s separate turns into a shared planning problem. Understanding when a basic attack can carry the next moment, when a skill deserves the resource, and how ultimates fit around that choice makes ordinary battles easier to read.

Game guide · 4 min

Stats & requirements

Starting stats (first promotion tier)

Named skills

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Sources & image credit

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