Roblox Abyss expanded its underwater world with the newly added Sunken Wilds Biome, a jungle-themed sub-biome located right of the Spirit Roots. Sunken Wilds has multiple NPCs, new questlines, exclusive gear like the Banana Gun and Banana Tube, and a late-game Jungle Protector known as King Monkey. So, here's a complete guide on everything newly added on Sunken Wilds and all the rewards you can get here.
How to Get Banana Gun & Tube in Abyss

The Banana Gun and Banana Tube are the newly added gear in the Sunken Wilds area, and are a must for catching most fish in this area. These are sold by Builder Monkey inside Monkey King’s Lair in Sunken Wilds.
These items are powerful mid-to-late-game upgrades, and here is how much they will cost you to get them:
- Banana Tube costs 310,000 Cash.
- Banana Gun costs 240,000 Cash.
How to Complete Arthur's Quest in Sunken Wilds

Arthur’s quest, titled Stolen Gear, requires you to retrieve three stolen items from Thief Monkeys scattered across Sunken Wilds. You need to first complete the following questlines:
Thief Monkey 1 - Tube Negotiation
The first quest you need to complete is from the Thief Monkey 1 NPC. It is located across from Arthur on a rock. You need to give these items to complete this quest:
- 2 Banana-Mutated Discus
- 3 Discus
- 2 Banana
Reward: Arthur’s Tube
Thief Monkey 2 - Bag Trade
The second quest you need to complete is from the Thief Monkey 2 NPC. It is located opposite the cave entrance leading to Builder Monkey. You need to give these items to complete this quest:
- 2 Banana-Mutated Trout
- 8 Discus
- 4 Banana
Reward: Arthur’s Backpack
Thief Monkey 3 - Harpoon Trade
The third quest you need to complete is from the Thief Monkey 3 NPC. It is located on a branch near Builder Monkey’s cave. You need to give these items to complete this quest:
- 3 Banana-Mutated Tambaqui
- 12 Tambaqui
- 6 Banana
Reward: Arthur’s Harpoon
Once all three items are collected, return to Arthur and complete the quest. You will have to go to Arthur and submit the gear, and you'll get these rewards:
- $10,000
- 50 Star Shards
- 3 Advanced Oxygen Pods
- 1 Speed Potion
- 1 Sunken Key (Used to access the Sunken Liar)
How to Reach King Monkey in Abyss

The King Monkey NPC is located beyond a gap inside Monkey King’s Lair. To cross it, you need to complete Builder Monkey’s three construction quests. The Builder Monkey is an NPC located in the Sunken Wilds area:
| Quest Name | Requirements | Rewards |
|---|---|---|
| Laying the Groundwork | Catch 8x Discus Bring 2x Banana-Mutated Fish | + $4,000 + 15 Star Shards + 3 Basic Oxygen Pods |
| Reinforcing the Structure | Catch 6x Trout Catch 6x Discus Catch 3x Banana-Mutated Fish | + $7,000 + 25 Star Shards + 2 Basic Oxygen Pods + 1 Drop Luck Potion |
| Final Assembly | Catch 5x Tambaqui Catch 8x Trout Bring 2x Banana Catch 1x Grounded-Mutated Fish | + $11,500 + 35 Star Shards + 2 Advanced Oxygen Pods + 1 XP Potion + Bridge to King Monkey [IMPORTANT] |
How to Complete King Monkey Questline in Abyss

King Monkey, the Jungle Protector, has one of the longest questlines in Sunken Wilds. His missions are currently one of the most difficult and rewarding in the game. Here's a complete breakdown of the quest as well as the rewards you can get.
| Quest Name | Requirements | Rewards |
|---|---|---|
| Feast for the Tribe | Catch 10x Discus Catch 7x Trout Catch 5x Tambaqui Bring 3x Banana | + $9,500 + 10 Star Shards + 3 Basic Oxygen Pods |
| A Bigger Meal | Catch 5x Sea Turtle Catch 7x Tambaqui Catch 12x Trout Catch 4x Banana-Mutated Fish Crack 3x Coconut Geodes | + $17,500 + 20 Star Shards + 3 Advanced Oxygen Pods + 1 Drop Luck Potion + 1 Coconut Geode |
| Piranha Problem | Catch 6x Piranha Catch 6x Sea Turtle Catch 12x Tambaqui Bring 5x Banana Catch 3x Grounded-Mutated Fish | + $25,000 + 30 Star Shards + 1 Heavy Oxygen Pod + 4 Basic Oxygen Pods + 1 Speed Potion |
| Better Catch | Catch 3x Toucan Fish Catch 6x Piranha Catch 10x Trout Catch 15x Discus Bring 5x Banana Catch 8x Banana-Mutated Fish Crack 6x Coconut Geodes | + $38,500 + 40 Star Shards + 4 Advanced Oxygen Pods + 2 Coconut Geodes + 1 Strength Potion |
| Prime Hunt | Catch 3x Jaguar Shark Catch 6x Toucan Fish Catch 6x Sea Turtle Catch 12x Tambaqui Catch 5x Banana-Mutated Fish Catch 5x Grounded-Mutated Fish Crack 9x Coconut Geodes | + $55,000 + 50 Star Shards + 6 Basic Oxygen Pods + 1 XP Potion + 1 Drop Luck Potion |
| Serious Preparations | Collect 3x Mosasaurus Meat Catch 6x Jaguar Shark Catch 8x Toucan Fish Catch 10x Sea Turtle Catch 15x Trout Catch 2x Jade-Mutated Fish Catch 7x Grounded-Mutated Fish Bring 8x Banana Crack 12x Coconut Geodes | + $90,000 + 65 Star Shards + 2 Heavy Oxygen Pods + 8 Basic Oxygen Pods + 2 Speed Potions + 1 Drop Luck Potion + 4 Coconut Geodes |
| Final Step | Collect 2x Mosasaurus Head Collect 6x Mosasaurus Meat Catch 9x Jaguar Shark Catch 12x Toucan Fish Catch 14x Sea Turtle Catch 20x Tambaqui Catch 4x Jade-Mutated Fish Catch 10x Grounded-Mutated Fish | TBA |
Frequently Asked Questions (FAQs)
Sunken Wilds is a jungle-themed sub-biome within Spirit Roots. Located towards the right, at a depth of around 300m.
No, but both questlines provide valuable rewards and progression tools.
Complete Builder Monkey’s Final Assembly quest to build the bridge.
Yes. Late King Monkey quests require Mosasaurus Meat and Mosasaurus Heads, making it one of the later game quests.
For more on Roblox Abyss, check out All Fish in Sunken Wilds (100% Bestiary) – Roblox Abyss or How to Get Fish Bone in Abyss – Roblox on Pro Game Guides!