Monster Hunter Stories 3 Boltreaver Astalos — Stats, Genes & Complete Guide
Boltreaver Astalos is the electrifying Deviant evolution of the base Astalos in Monster Hunter Stories 3: Twisted Reflection (MH Stories 3), wrapped in golden lightning and wielding devastating Thunder Technical attacks. With the highest Speed stat (92) among all Rank 7 monsties, MH Stories 3 Boltreaver Astalos guarantees first-strike potential in every battle. Its Kinship-focused gene build enables frequent use of its powerful Kinship Attack, making MH Stories 3 Boltreaver Astalos a relentless damage machine in both PvE and PvP content.
MH Stories 3 Boltreaver Astalos Overview
| Species | Flying Wyvern (Deviant) | Element | Thunder |
| Attack Type | Technical | Rank | ★★★★★★★ (7) |
| Unlock Method | Habitat Restoration (S-Rank Astalos) | Base Monster | Astalos (Mirror Lake, Azuria) |
| Weak To | Water, Dragon | Resists | Thunder (Immune), Ice |
MH Stories 3 Boltreaver Astalos Base Stats
MH Stories 3 Boltreaver Astalos is a glass-cannon speedster. Its 92 Speed is unmatched among Rank 7 monsties, and 90 Attack delivers serious damage. The trade-off comes in its lower durability — 78 HP and 72 Defense mean MH Stories 3 Boltreaver Astalos must rely on speed and elimination rather than tanking hits.
How to Unlock MH Stories 3 Boltreaver Astalos
- 1 Obtain a regular Astalos monstie. Astalos eggs are found at Azuria — Mirror Lake.
- 2 Raise your Astalos to S-Rank through Habitat Restoration.
- 3 Ensure the habitat contains at least 3 Lightning-type monsters. Tobi-Kadachi and Lagiacrus work well alongside your Astalos for MH Stories 3 Boltreaver Astalos mutation.
- 4 Once S-Rank is reached, MH Stories 3 Boltreaver Astalos eggs appear in restored dens with the Flying Wyvern tiger stripe pattern in electric gold.
For detailed egg patterns, check our egg patterns guide. The egg locations guide has maps for Mirror Lake den spawns.
MH Stories 3 Boltreaver Astalos Gene Grid
MH Stories 3 Boltreaver Astalos's gene grid is uniquely focused on Kinship generation and Thunder Technical damage. The Kinship Boost and Power Surge genes enable rapid Kinship gauge filling, allowing frequent use of its devastating Kinship Attack.
Lightning Slash
Technical · Thunder
LBoltreaver Gene
Technical · Thunder
LCharged Blade
Technical · Thunder
MThunder Boost
Technical · Thunder
SBoltreaver Gene (XL)
Technical · Thunder
XLKinship Boost
Technical · Non-Elem
MCritical Eye
Speed · Non-Elem
SPower Surge
Technical · Thunder
MSpeed Rise
Speed · Non-Elem
SBest MH Stories 3 Boltreaver Astalos Builds
Build 1: Kinship Rush
- ▸ Kinship Boost + Power Surge for rapid gauge filling
- ▸ Stack Technical Thunder Bingo for maximum Kinship Attack damage
- ▸ Boltreaver Gene XL as the primary damage source
- ▸ MH Stories 3 Boltreaver Astalos fires Kinship Attacks every 2-3 turns
Build 2: Thunder Burst DPS
- ▸ Lightning Slash + Charged Blade + Thunder Boost for raw damage
- ▸ Critical Eye and Speed Rise for consistent high damage output
- ▸ Rainbow Gene at center for triple Technical Thunder Bingo
- ▸ MH Stories 3 Boltreaver Astalos becomes a sustained DPS machine
Full build layouts at our best builds and Bingo guide.
MH Stories 3 Boltreaver Astalos Riding Actions
Fly
Take electrified flight to reach elevated areas and wind updrafts across all regions.
Jump
Leap across terrain gaps with Boltreaver's agile movements.
Melee Attack
An electrically charged strike that shatters field obstacles.
Breath
Launch a thunderbolt at distant targets to stun airborne enemies.
MH Stories 3 Boltreaver Astalos Combat Tips
Elemental Matchups
- ▸ Strong vs: Water-element enemies
- ▸ Weak vs: Water and Dragon attacks
- ▸ Immune to: Thunder and Ice
Speed Advantage
- ▸ 92 Speed = always acts first among Rank 7 monsties
- ▸ Technical beats Power in Head-to-Head
- ▸ 100% Paralysis and Stun immunity means uninterrupted damage
MH Stories 3 Boltreaver Astalos's Kinship Attack, Thunder Reaver Blade, delivers massive Thunder damage with a high critical hit chance. Its Kinship-focused build means you can fire this attack almost every other turn. Combine with Zinogre for a full Thunder-themed team. Read our combat system guide for more.
Strengths & Weaknesses
Strengths
- ✓ Highest Speed (92) among all Rank 7 monsties
- ✓ Kinship-focused build enables frequent devastating attacks
- ✓ 100% Paralysis and Stun immunity
- ✓ Fly riding action for aerial exploration
- ✓ Immune to both Thunder and Ice elements
Weaknesses
- ✗ Low HP (78) and Defense (72) — glass cannon
- ✗ Requires S-Rank Habitat Restoration with 3 Lightning monsters
- ✗ Vulnerable to Water and Dragon elements
- ✗ Low Bleed resistance (30)
- ✗ Technical loses to Speed in Head-to-Head
Status Resistances
| Poison | Burn | Paralysis | Sleep | Blast | Bleed | Stun |
|---|---|---|---|---|---|---|
| 70 | 70 | 100 | 70 | 70 | 30 | 100 |
Related Monsties
Frequently Asked Questions
Is MH Stories 3 Boltreaver Astalos better than Thunderlord Zinogre?
They serve different roles. MH Stories 3 Boltreaver Astalos is a Technical-type speedster focused on Kinship attacks, while Thunderlord Zinogre is Power-type with raw physical damage. Boltreaver is better for PvP speed control; Thunderlord excels in PvE burst damage.
What Lightning monsters do I need for MH Stories 3 Boltreaver Astalos?
You need 3 Lightning-type monsters in the habitat. Tobi-Kadachi and Lagiacrus are the easiest options alongside your Astalos. Any Thunder-element monstie counts toward the requirement.