Science Shelly

Science Shelly is a Roblox UGC Limited shoulder accessory by AlterDemon Studio. 4,080 of 5,000 original copies are still on sale from the creator, about 18% of the stock claimed. It was originally on sale at 69 R$. Resale listings start at 55 R$, about 2% below its RAP of 56 R$. RBX Invest has tracked no sales of it in the past 30 days. It was created on Roblox on Nov 19, 2023.

RAP 56 R$
Lowest Price 55 R$
Total Copies 5,000
Original Copies Remaining 4,080
Original Price 69 R$
Market Cap 51,520 R$
Item Type UGC Limited
Category Shoulder Accessory
Creator AlterDemon Studio

What is Science Shelly worth on Roblox?

As of September 28, 2026, Science Shelly has a Recent Average Price (RAP) of 56 Robux and the cheapest reseller listing is 55 Robux. Across the 920 owned copies, its estimated market value is 51,520 Robux.

That puts the cheapest copy 2% 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 Science Shelly?

Science Shelly is a UGC Limited Shoulder Accessory with 5,000 total copies. 4,080 copies are still available from the creator. It originally sold for 69 Robux.

At 56 Robux, RAP sits below the 69 Robux it first sold for, so copies bought at release are currently under water.

Science Shelly has 98 favorites on the Roblox catalog.

Science Shelly sales history

RBX Invest has recorded 1,069 sales of Science Shelly across 138 trading days, from Nov 19, 2023 to Jul 30, 2026.

Sales here include copies bought from the creator’s original stock as well as resales between players. Free promotional claims are not counted.

Its highest daily average sale price was 69 Robux on Nov 19, 2023, and its lowest was 23 Robux on Mar 25, 2024.

By calendar year, its average sale price went from 69 Robux in 2023 to 57 Robux in 2026, down 17%.

Science Shelly: average sale price in the 12 most recent months with recorded sales
MonthAverage sale priceSales
Jul 202662 R$2
May 202655 R$1
Feb 202655 R$4
Sep 202569 R$1
Aug 202555 R$1
Feb 202550 R$2
Jan 202550 R$2
Dec 202456 R$6
Nov 202455 R$2
Oct 202455 R$4
Sep 202458 R$3
Aug 202458 R$5

Did Science Shelly make money for release buyers?

Science Shelly's first recorded sale was on Nov 19, 2023, and its original stock had not sold out when these figures were read. Copies could be resold from Dec 19, 2023, once Roblox's 30-day resale lock ended.

Bought at the original 69 Robux, a copy had no profitable resale point in its first year once Roblox's cut is taken out.

About Science Shelly

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Where to find Science Shelly

Science Shelly is Roblox asset ID 15402765975. It was published by AlterDemon Studio. On RBX Invest it sits in the UGC Limited Shoulder Accessories, Cheap Limiteds under 100 R$, Limiteds under 500 R$, Limiteds under 1,000 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.