Gunbreak Underground Cavern is a dungeon in Hyperdimension Neptunia Re;Birth1 that can be unlocked with the Remake System and found in Gravidaze Ruins.
Items
- Note 1: There is only one hidden treasure per pass. To acquire more hidden items, you must leave and reenter the dungeon.
- Note 2: The gathering points are numbered according to the image on the side.
| Treasure | Hidden Treasure | # | Gathering Points (Item Change OFF) |
Gathering Points (Item Change ON) |
|---|---|---|---|---|
| Black Pigment (Material) Healing Drink (Item) |
Purple Pigment (Material) | 1 | Herb (Material) Cell Antenna (Material) |
Learn by Dying Lv.4 (Idea Chip) |
| Plan: Item Drop Rate Up Energy Lump (Item) |
P. SP Charger 2 (Item) | 2 | Venomous Thread (Material) Negative Root (Material) |
Can't Grind Lv.4 (Idea Chip) |
| STR Booster Z (Item) Jargon Lv.2 (Idea Chip) |
Yuriyuri Lv.5 (Idea Chip) | 3 | Night Moon Grass (Material) Ice Wolf Claw (Material) |
Night Moon Grass (Material) |
| Angel Wings (Item) Frost B (Processor Unit) |
Wind B (Processor Unit) | 4 | Herb (Material) Icw Wolf Claw (Material) |
Herb (Material) Business Sim Lv.5 (Idea Chip) |
| Eject Button (Item) Death is The End Lv.5 (Idea Chip) |
Frost C (Processor Unit) | 5 | Healing Grass (Material) White Pigment (Material) Ice Wolf Claw (Material) |
Healing Grass (Material) Seamless Lv.5 (Idea Chip) |
| - | - | 6 | Night Moon Grass (Material) | White Pigment (Material) |
| - | - | 7 | Herb (Material) Blue Petal (Material) |
All Attacks Lv.4 (Idea Chip) 3D Lv.5 (Idea Chip) |
| - | - | 8 | Healing Grass (Material) | Puzzle/Logic Lv.4 (Idea Chip) War Lv.5 (Idea Chip) |
Monsters
- Enemies marked with a * require the "Add Enemies: Gunbreak Underground Cavern" plan active.
| Name | Drop 1 | Drop 2 | Drop 3 |
|---|---|---|---|
| Nanovader | Cell Antenna (Material) | ---- | ---- |
| Numb Dogoo | Numb Jelly (Material) | ---- | ---- |
| Tarantula | Venomous Thread (Material) | ---- | ---- |
| Expressive Tree | Negative Root (Material) | Frost H (Processor Unit) | ---- |
| Ice Fenrir | Ice Wolf Claw (Material) | ---- | ---- |
| Grendel * | Large Medal E (Key Item) | Wind H (Processor Unit) | ---- |
| Belgarion * | Visual Memory 16x (Material) | Large Medal I (Key Item) | ---- |