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Sponge Katanas
Item
Sponge Katanas
Roblox
Asset 15044803787by zerobeast
Current RAP
146R$
Avg Price (30d)
—
Avg Price (90d)
—
Avg Price (180d)
140R$

1 sale

Lowest Price
140R$

resale listing

Original Price
Free
Total Copies
500
Original Copies Remaining
Sold Out
Summary

Sponge Katanas is a Roblox UGC Limited back accessory by zerobeast. Its original stock of 500 copies has sold out. Resale listings start at 140 R$, about 4% below its RAP of 146 R$. RBX Invest has tracked no sales of it in the past 30 days. It was created on Roblox on Oct 12, 2023.

Description

sponge 🧽 ⚔️

Sponge Katanas

Sponge Katanas is a Roblox UGC Limited back accessory by zerobeast. Its original stock of 500 copies has sold out. Resale listings start at 140 R$, about 4% below its RAP of 146 R$. RBX Invest has tracked no sales of it in the past 30 days. It was created on Roblox on Oct 12, 2023.

RAP 146 R$
Lowest Price 140 R$
Total Copies 500
Original Copies Remaining Sold Out
Market Cap 73,000 R$
Original Price Free
Item Type UGC Limited
Category Back Accessory
Creator zerobeast

How much is Sponge Katanas worth? Price and value

As of October 22, 2026, Sponge Katanas is worth about 146 Robux, its Recent Average Price (RAP), and the cheapest copy for sale is priced at 140 Robux. Across the 500 owned copies, its estimated market value is 73,000 Robux.

That puts the cheapest copy 4% below RAP. RAP averages recent completed sales, so a listing under it means sellers are currently asking less than the item has been trading for.

How rare is Sponge Katanas?

Sponge Katanas is a UGC Limited Back Accessory with 500 total copies. It is sold out at the original price, so copies now trade only on the resale market. It originally sold for free.

Sponge Katanas has 16,732 favorites on the Roblox catalog.

Sponge Katanas sales history

RBX Invest has recorded 165 sales of Sponge Katanas across 110 trading days, from Nov 13, 2023 to Jul 2, 2026.

Free claims from the creator are not counted, so these are sales between players.

Its highest daily average sale price was 806 Robux on Nov 13, 2023, and its lowest was 50 Robux on Jan 19, 2024.

By calendar year, its average sale price went from 256 Robux in 2023 to 140 Robux in 2026, down 45%.

Sponge Katanas: average sale price in the 12 most recent months with recorded sales
MonthAverage sale priceSales
Jul 2026140 R$1
Mar 2026140 R$1
Dec 2025140 R$2
Oct 2025140 R$2
Sep 2025142 R$4
Jun 2025140 R$2
May 2025145 R$1
Apr 2025150 R$1
Mar 2025142 R$3
Feb 2025140 R$2
Jan 2025138 R$3
Dec 2024145 R$2

Did Sponge Katanas make money for release buyers?

Sponge Katanas sold out of its original stock 12 days after its first recorded sale, on Oct 24, 2023. Copies could be resold from Nov 11, 2023, once Roblox's 30-day resale lock ended.

About Sponge Katanas

sponge 🧽 ⚔️

How to get Sponge Katanas

Sponge Katanas is no longer sold by the creator, so the way to get it is to buy a copy from a reseller on Roblox. The cheapest is listed at 140 Robux.

Sponge Katanas is Roblox asset ID 15044803787. It was published by zerobeast. On RBX Invest it sits in the Katanas, UGC Limited Back Accessories, Limiteds under 1,000 Copies, Limiteds under 500 R$ collections. The RAP, reseller listings, and copy counts on this page refresh from Roblox continuously, so the figures above are the state of the market at the last update rather than a fixed snapshot.