Balahara Leviathan
Provides Sturdy Bone
Seen in Windward Plains
How to tackle Balahara › Great Sword Bone Tree
Bone Blade IV
Rarity 6
A great sword crafted from monster bone and designed to do as much devastation to prey as possible.
- Attack
- 200 RAW 960 displayed
- Decoration slots
- 12 Lv1 · Lv2
Sharpness
How to get it
Step 4 of 4Upgrade from Bone Blade III at the Smithy.
- Step 1 · Forge Rarity 1Bone Blade IMystery Bone ×2Also branches to Dosha Fellslayer I
- Step 2 · Upgrade Rarity 2Bone Blade IIMonster Fluid ×1, Sturdy Bone ×2Also branches to Immane Blade I, Nu Krake I
- Step 3 · Upgrade Rarity 4Bone Blade IIITough Guardian Bone ×2
- Step 4 · Upgrade Rarity 6Bone Blade IVColossal Bone ×2, Great Stoutbone ×4Also branches to Bone SlasherThis weapon
Materials
Bone Blade III → Bone Blade IV
| Material | Qty | Comes from | Highest listed chance |
|---|---|---|---|
 Colossal Bone | ×2 | ||
| Great Stoutbone | ×4 | Blangonga, Guardian Doshaguma, Doshaguma | 30% carve · rotten · blangonga |
Bone Blade I → Bone Blade II → Bone Blade III → Bone Blade IV
| Material | Qty | Comes from | Highest listed chance |
|---|---|---|---|
 Mystery Bone | ×2 | Quest reward | |
 Monster Fluid | ×1 | Lala Barina | 30% carve · rotten · lala barina |
| Sturdy Bone | ×2 | Chatacabra, Doshaguma, Jin Dahaad, Balahara | 30% carve · rotten · doshaguma |
 Tough Guardian Bone | ×2 | Zoh Shia, Guardian Arkveld, Guardian Ebony Odogaron, Guardian Doshaguma | 30% carve · rotten · guardian doshaguma |
| Colossal Bone | ×2 | ||
| Great Stoutbone | ×4 | Blangonga, Guardian Doshaguma, Doshaguma | 30% carve · rotten · blangonga |
Sources
10 monsters 
Blangonga Fanged Beast
Provides Great Stoutbone
Seen in Iceshard Cliffs
How to tackle Blangonga › 
Chatacabra Amphibian
Provides Sturdy Bone
Seen in Windward Plains
How to tackle Chatacabra › 
Doshaguma Fanged Beast
Provides Sturdy Bone, Great Stoutbone
Seen in Ruins of Wyveria, Scarlet Forest, Windward Plains
How to tackle Doshaguma › 
Guardian Arkveld Construct
Provides Tough Guardian Bone
Seen in Ruins of Wyveria
How to tackle Guardian Arkveld › 
Guardian Doshaguma Construct
Provides Tough Guardian Bone, Great Stoutbone
Seen in Ruins of Wyveria
How to tackle Guardian Doshaguma › 
Guardian Ebony Odogaron Construct
Provides Tough Guardian Bone
Seen in Ruins of Wyveria
How to tackle Guardian Ebony Odogaron › 
Jin Dahaad Leviathan
Provides Sturdy Bone
Seen in Iceshard Cliffs
How to tackle Jin Dahaad › 
Lala Barina Temnoceran
Provides Monster Fluid
Seen in Ruins of Wyveria, Scarlet Forest
How to tackle Lala Barina › 
Zoh Shia Construct
Provides Tough Guardian Bone
Seen in Ruins of Wyveria
How to tackle Zoh Shia › Related
Armor from the same monster
Arkveld γ 5 PIECES · R8 
Balahara 5 PIECES · R2 
Balahara α 5 PIECES · R5 
Balahara β 5 PIECES · R5 Bone Tree · 70 weapons
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Bone Hatchets I Bone Hatchets II Bone Hatchets III Bone Hatchets IV 
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Heavy Shooter 
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