[🎁] The Birthday Anomaly

[🎁] The Birthday Anomaly is a Roblox UGC Limited hat by Action Enterprises. Its original stock of 10 copies has sold out. Resale listings start at 700 R$, about 600% above its RAP of 100 R$. RBX Invest has tracked 1 sale of it in the past 30 days. It was created on Roblox on Jun 17, 2026.

RAP 100 R$
Lowest Price 700 R$
Total Copies 10
Original Copies Remaining Sold Out
Original Price Free
Market Cap 1,000 R$
Item Type UGC Limited
Category Hat
Creator Action Enterprises

What is [🎁] The Birthday Anomaly worth on Roblox?

As of September 28, 2026, [🎁] The Birthday Anomaly has a Recent Average Price (RAP) of 100 Robux and the cheapest reseller listing is 700 Robux. Across the 10 owned copies, its estimated market value is 1,000 Robux.

That puts the cheapest copy 600% above RAP. Sellers are holding out for more than the item has recently traded at, which is normal for a UGC Limited with few copies on the market.

How rare is [🎁] The Birthday Anomaly?

[🎁] The Birthday Anomaly is a UGC Limited Hat with 10 total copies. It is sold out at the original price, so copies now trade only on the resale market. It originally sold for free.

[🎁] The Birthday Anomaly sales history

RBX Invest has recorded 2 sales of [🎁] The Birthday Anomaly across 2 trading days, from Jul 28, 2026 to Sep 20, 2026.

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

Its highest daily average sale price was 550 Robux on Jul 28, 2026, and its lowest was 500 Robux on Sep 20, 2026.

[🎁] The Birthday Anomaly: average sale price in the 2 most recent months with recorded sales
MonthAverage sale priceSales
Sep 2026500 R$1
Jul 2026550 R$1

Did [🎁] The Birthday Anomaly make money for release buyers?

[🎁] The Birthday Anomaly sold out of its original stock on its first day of sales, Jun 19, 2026. Copies could be resold from Jul 19, 2026, once Roblox's 30-day resale lock ended.

About [🎁] The Birthday Anomaly

Opens: June 20th Price increasing by 180 in 24h I set out to celebrate another year and somehow slipped into a place that mirrored our own. Before I found my way back, I recovered a curious counterpart to a relic many thought unique. [Purchase this item for 619 using the link below!!] https://www.roblox.com/games/128549457089522/Action-Enterprises-UGC

Where to find [🎁] The Birthday Anomaly

[🎁] The Birthday Anomaly is Roblox asset ID 105829281692208. It was published by Action Enterprises. On RBX Invest it sits in the UGC Limited Hats, Rarest Limiteds (10 copies or fewer), Limiteds under 100 Copies, Limiteds under 1,000 Copies 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.