← All Brainiac Hairpiece variants
It's a Secret to Everybody Brainiac Hairpiece
This price has not changed since 2026-07-16 04:44 UTC. It reflects the last observed trade rather than current market value, and this page is excluded from our sitemap for that reason.
Community price on backpack.tf: 410 keys, last changed 2016-07-06 (10.2y ago). The live quote above, 114 keys, is 72% lower and last moved 2mo ago. They are different measures: the quote is what traders and bots are asking and bidding on the classifieds right now, and it moves for thousands of items every day; the community price is a suggestion accepted by vote, which changes only when someone argues it should. A quote well away from the vote is usually a price that is about to be re-argued. Community prices from backpack.tf, read under an hour ago.
Price history
Interactive chart. Press the left and right arrow keys to move along the series, Home or End to jump to either end, Escape to clear.
The key axis converts at today's rate. Prices are recorded in metal, so a line that is flat in keys followed the key rate rather than standing still.
| Observed (UTC) | Sell | Buy |
|---|---|---|
| 25 SEP 2025 · 03:29 UTC | 408 keys | 334 keys |
| 30 SEP 2025 · 21:07 UTC | 408 keys | 334 keys |
| 9 OCT 2025 · 08:48 UTC | 390 keys | 351 keys |
| 19 OCT 2025 · 20:37 UTC | 371 keys | 334 keys |
| 25 OCT 2025 · 16:58 UTC | 354 keys | 318 keys |
| 10 NOV 2025 · 00:59 UTC | 367 keys | 330 keys |
| 16 JUL 2026 · 04:44 UTC | 114 keys | 99.0 keys |
Price history in numbers
7 readings since 25 Sep 2025The price has not been re-read inside the last 30 days. Over a year it ranged from 114 keys to 408 keys (down 72.1%). Today's 114 keys sits at the bottom of its range: the lowest we have recorded is 114 keys (16 Jul 2026) and the highest 408 keys (30 Sep 2025). The price has moved 6 times since we began recording it — about once every 49 days.
| Window | Low | High | Change | Moves | Readings |
|---|---|---|---|---|---|
| a year | 114 keys | 408 keys | −72.1% | 6 | 7 |
Details
| SKU | 590;5;u46 |
|---|---|
| Last price change | 2026-07-16 04:44 UTC |
| Key rate when recorded | 64.33 ref |
Same effect, other items
the effect across the catalogue| Item | Value | Updated |
|---|---|---|
| 7,200 keys | 10mo ago | |
| 4,200 keys | 10mo ago | |
| 3,450 keys | 10mo ago | |
| 3,050 keys | 10mo ago | |
| 2,656 keys | 10mo ago | |
| 2,650 keys | 10mo ago | |
| 1,891 keys | 10mo ago | |
| 1,700 keys | 10mo ago | |
| 1,400 keys | 10mo ago | |
| 1,150 keys | 10mo ago |
Other effects on the Brainiac Hairpiece
same item, different effect| Item | Value | Updated |
|---|---|---|
| 690 keys | 20d ago | |
| 432 keys | 1mo ago | |
| 431 keys | 15d ago | |
| 386 keys | 22d ago | |
| 318 keys | 2d ago | |
| 268 keys | 2d ago | |
| 251 keys | 6d ago | |
| 243 keys | 18d ago | |
| 241 keys | 1mo ago | |
| 246 keys | 3d ago |
Priced similarly
across the catalogue| Item | Value | Updated |
|---|---|---|
| 118 keys | 6h ago | |
| 116 keys | 4h ago | |
| 116 keys | 2h ago | |
| 117 keys | 3d ago | |
| 118 keys | 12h ago | |
| 114 keys | 5mo ago | |
| 116 keys | 4h ago | |
| 114 keys | 5mo ago |