---
title: "Ultimate Sponge Computer  — Roblox UGC Limited"
description: "Ultimate Sponge Computer  is a Roblox UGC Limited (Back Accessory) by zerobeast. RAP 347 R$."
url: "https://rbxinvest.com/item/76035024113684"
type: "roblox-limited-item"
asset_id: "76035024113684"
item_type: "ugc_limited"
asset_type: "BackAccessory"
creator: "zerobeast"
creator_id: "32555227"
rap: 347
lowest_resale_price: 4443
original_price: 0
total_quantity: 15
copies_remaining: 0
sales_30d: 0
created_on: "2025-03-24"
currency: "ROBUX"
data_as_of: "September 6, 2026"
source: "RBX Invest"
---

# Ultimate Sponge Computer 

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Ultimate Sponge Computer  is a Roblox UGC Limited back accessory by zerobeast. Its original stock of 15 copies has sold out. Resale listings start at 4,443 R$, about 1180% above its RAP of 347 R$. RBX Invest has tracked no sales of it in the past 30 days. It was created on Roblox on Mar 24, 2025. zerobeast is a Roblox group rather than an individual user. RAP is Recent Average Price, the Roblox-published rolling average of recent sale prices. Figures as of September 6, 2026.

| Field | Value |
| --- | --- |
| RAP | 347 R$ |
| Lowest resale | 4,443 R$ |
| Original price | 0 R$ |
| Total quantity | 15 |
| Original copies remaining | Sold out |
| Sales (last 30 days) | 0 |
| Created on Roblox | Mar 24, 2025 |
| Favorites | 5 |
| Item type | UGC Limited |
| Category | Back Accessory |
| Creator | zerobeast |

## Item description

This is the description text Roblox carries for the item, quoted verbatim:

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## Collections this item belongs to

- [UGC Limited Wings, Capes & Packs Ranked by RAP](https://rbxinvest.com/collections/ugc-limited-back-accessories) (HTML only)
- [Low-Supply Roblox Limiteds — Under 100 Copies in Existence](https://rbxinvest.com/collections/limiteds-under-100-copies) (HTML only)
- [Roblox Limiteds under 1,000 Copies — Scarce but Tradable](https://rbxinvest.com/collections/limiteds-under-1000-copies) (HTML only)
- [Roblox Limiteds under 10,000 Robux — The Investment Tier](https://rbxinvest.com/collections/limiteds-under-10000) (HTML only)

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- [Giant Pink Sponge Hammer — RAP 1,339 R$](https://rbxinvest.com/item/15576225594.md)
- [Sponge Spatula — RAP 1,276 R$](https://rbxinvest.com/item/15188185261.md)
- [Bubble Trident \[Milk Edition\] — RAP 1,138 R$](https://rbxinvest.com/item/115594679035257.md)
- [Glitch Sponge Katana — RAP 1,133 R$](https://rbxinvest.com/item/16691839751.md)

## Limiteds at a similar price

- [Immortal Shadow Wings — RAP 450 R$](https://rbxinvest.com/item/108745947430843.md)
- [Godly Whispery Sword — RAP 450 R$](https://rbxinvest.com/item/118732765170482.md)
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- [\[ SxD Drop CC \] Ghostly Dreads \[ Narrow Head \] — RAP 450 R$](https://rbxinvest.com/item/121922533019354.md)
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- [Mystical Mushroom Garden Antlers in Black — RAP 450 R$](https://rbxinvest.com/item/13279158505.md)
- [Immortal Riftblade: Dark Flare — RAP 450 R$](https://rbxinvest.com/item/79274803067487.md)
- [Sapphire Shard Crown — RAP 450 R$](https://rbxinvest.com/item/14769086080.md)
- [Lord Federation Helmet — RAP 450 R$](https://rbxinvest.com/item/84095240183687.md)

## Related pages

- [zerobeast — full catalog](https://rbxinvest.com/creator/32555227.md)
- [Roblox Limiteds leaderboard](https://rbxinvest.com/items.md)
- [Browse Limiteds by category, price, and rarity](https://rbxinvest.com/collections) (HTML only)

---

Source: [RBX Invest](https://rbxinvest.com/item/76035024113684) — independent Roblox Limited analytics, not affiliated with Roblox Corporation. RAP and reseller figures are read from Roblox and refreshed continuously; treat them as recent, not live.