Community price on backpack.tf: 100 keys, last changed 2024-01-11 (2.8y ago). The live quote above, 43.9 keys, is 56% lower and last moved 18d 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
44 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.
Phosphorous Cyborg Stunt Helmet sell price, 2025-09-25 to 2026-10-09: 44 observations, from 99.9 keys to 86.6 keys. Sampled evenly across the range.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
99.9 keys
81.6 keys
30 SEP 2025 · 21:04 UTC
99.7 keys
81.6 keys
9 OCT 2025 · 08:46 UTC
95.3 keys
85.7 keys
19 OCT 2025 · 20:34 UTC
90.6 keys
81.6 keys
25 OCT 2025 · 16:56 UTC
86.3 keys
77.7 keys
22 JUN 2026 · 17:13 UTC
39.0 keys
33.9 keys
29 JUN 2026 · 01:14 UTC
65.5 keys
57.0 keys
5 JUL 2026 · 23:12 UTC
61.9 keys
53.9 keys
12 JUL 2026 · 22:44 UTC
62.6 keys
54.4 keys
19 JUL 2026 · 22:44 UTC
64.6 keys
56.2 keys
29 JUL 2026 · 02:45 UTC
67.4 keys
58.6 keys
3 AUG 2026 · 00:24 UTC
70.2 keys
60.9 keys
11 AUG 2026 · 11:11 UTC
69.5 keys
60.4 keys
18 AUG 2026 · 07:10 UTC
69.7 keys
60.6 keys
29 AUG 2026 · 16:09 UTC
69.3 keys
60.2 keys
31 AUG 2026 · 06:09 UTC
69.2 keys
60.2 keys
2 SEP 2026 · 12:08 UTC
71.5 keys
62.1 keys
4 SEP 2026 · 18:08 UTC
86.8 keys
75.5 keys
5 SEP 2026 · 06:08 UTC
87.5 keys
76.1 keys
5 SEP 2026 · 18:08 UTC
89.6 keys
77.9 keys
6 SEP 2026 · 06:09 UTC
90.3 keys
78.5 keys
6 SEP 2026 · 18:09 UTC
90.4 keys
78.6 keys
7 SEP 2026 · 06:08 UTC
91.9 keys
79.9 keys
7 SEP 2026 · 18:08 UTC
92.2 keys
80.2 keys
8 SEP 2026 · 06:09 UTC
91.2 keys
79.3 keys
12 SEP 2026 · 02:08 UTC
87.6 keys
76.2 keys
13 SEP 2026 · 00:08 UTC
75.3 keys
65.4 keys
14 SEP 2026 · 10:07 UTC
61.1 keys
53.1 keys
19 SEP 2026 · 12:09 UTC
61.3 keys
53.3 keys
21 SEP 2026 · 02:11 UTC
68.7 keys
59.7 keys
22 SEP 2026 · 20:10 UTC
68.1 keys
59.2 keys
25 SEP 2026 · 14:08 UTC
43.9 keys
38.1 keys
2 OCT 2026 · 04:08 UTC
63.7 keys
55.4 keys
3 OCT 2026 · 05:09 UTC
66.2 keys
57.6 keys
3 OCT 2026 · 17:09 UTC
67.2 keys
58.4 keys
5 OCT 2026 · 17:09 UTC
95.1 keys
82.6 keys
6 OCT 2026 · 05:08 UTC
95.0 keys
82.6 keys
7 OCT 2026 · 05:09 UTC
94.8 keys
82.4 keys
8 OCT 2026 · 07:09 UTC
95.4 keys
83.0 keys
9 OCT 2026 · 11:08 UTC
86.6 keys
75.3 keys
Price history in numbers
44 readings since 25 Sep 2025
Over the last 30 days the Phosphorous Cyborg Stunt Helmet's sell price ranged from 43.9 keys to 95.4 keys and is up 41.8% after 13 moves. Over a year it ranged from 39.0 keys to 95.4 keys (down 4.4%). Today's 86.6 keys sits in the upper third of its range: the lowest we have recorded is 39.0 keys (22 Jun 2026) and the highest 99.9 keys (25 Sep 2025). The price has moved 43 times since we began recording it — about once every 9 days.