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Green Black Hole Head Warmer

Green Black HoleUnusual30d ago
Sell price
211 keys, 15.11 ref
Buy price
183 keys, 40.44 ref
In keys
211 keys
In USD
$477.39 at the Steam key rate

Community price on backpack.tf: 395 keys, last changed 2023-10-06 (2.9y ago). The live quote above, 211 keys, is 47% lower and last moved 30d 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

11 observations

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.

Green Black Hole Head Warmer sell price, 2025-09-25 to 2026-08-07: 11 observations, from 393 keys to 211 keys.
Observed (UTC)SellBuy
25 SEP 2025 · 03:29 UTC393 keys322 keys
30 SEP 2025 · 20:37 UTC392 keys321 keys
9 OCT 2025 · 08:20 UTC375 keys338 keys
19 OCT 2025 · 20:07 UTC357 keys321 keys
25 OCT 2025 · 16:26 UTC340 keys306 keys
10 NOV 2025 · 00:27 UTC349 keys314 keys
22 JUN 2026 · 17:13 UTC175 keys152 keys
3 JUL 2026 · 01:12 UTC172 keys150 keys
17 JUL 2026 · 08:44 UTC183 keys159 keys
28 JUL 2026 · 20:45 UTC183 keys159 keys
7 AUG 2026 · 01:13 UTC211 keys184 keys

Price history in numbers

11 readings since 25 Sep 2025

The price has not been re-read inside the last 30 days. Over a year it ranged from 172 keys to 393 keys (down 46.3%). Today's 211 keys sits in the lower third of its range: the lowest we have recorded is 172 keys (3 Jul 2026) and the highest 393 keys (25 Sep 2025). The price has moved 10 times since we began recording it — about once every 32 days.

WindowLowHighChangeMovesReadings
90 days172 keys211 keys+20.6%45
a year172 keys393 keys−46.3%1011

Details

SKU644;5;u71
Last price change2026-08-07 01:13 UTC
Key rate when recorded64.33 ref

Same effect, other items

the effect across the catalogue

Other effects on the Head Warmer

same item, different effect

Priced similarly

across the catalogue