Harder than Kut-Ku Shell, this material is also known as Gravite.
| Village 7★ // Kut-Ku Misunderstood | Reward1 | x1 | 100% |
| Village 7★ // Verdant Hills Horror | Reward1 | x1 | 100% |
| Hub 4★ // Ruining the Ruins | Reward1 | x1 | 100% |
| Hub 4★ // Birds of a Feather | Reward1 | x1 | 100% |
| Village 7★ // Kut-Ku Misunderstood | Reward1 | x1 | 12% |
| Village 7★ // Kut-Ku Misunderstood | Sub | x1 | 12% |
| Village 7★ // Verdant Hills Horror | Reward1 | x1 | 12% |
| Hub 4★ // Ruining the Ruins | Reward1 | x1 | 12% |
| Hub 4★ // Ruining the Ruins | Sub | x1 | 12% |
| Hub 4★ // Birds of a Feather | Reward1 | x1 | 12% |
| Hub 6★ // Dances with Wyverns | Reward1 | x1 | 12% |
| Village 10★ // Verdant Hills Just for You | Reward1 | x2 | 12% |
| Hub 6★ // Hyper Investigation | Reward1 | x1 | 10% |
| Hub 1★ DLC // Felyne Village: The Tourney | Reward1 | x1 | 10% |
| Ruining the Ruins | Reward1 | x1 | 100% |
| Ruining the Ruins | Reward2 | x1 | 100% |
| Ruining the Ruins | Reward1 | x1 | 14% |
| Ruining the Ruins | Reward2 | x1 | 12% |
| High Rank | Yian Kut-Ku | Body Carve | x1 | 25% |
| High Rank | Yian Kut-Ku | Capture | x1 | 38% |
| G Rank | Yian Kut-Ku | Capture | x2 | 10% |
| High Rank | Yian Kut-Ku | x1 | 20% |
| Switch Axe | Beak Axe LV1 | Key x5 |
| Insect Glaive | Kut-Ku Pike LV4 | x4 |
| Heavy Bowgun | Yian Kut-Ku Cannon LV4 | x4 |
| Light Bowgun | Kut-Ku Anger LV4 | x5 |
| Great Sword | Chicken Decapitator LV4 | x4 |
| Sword & Shield | Raven Blade LV3 | x4 |
| Hammer | Kut-Ku Pick LV4 | x5 |
| Bow | Kut-Ku Stave LV3 | x3 |
| Switch Axe | Beak Axe LV1 | x3 |