Community price on backpack.tf: 225 keys, last changed 2025-03-25 (1.5y ago). The live quote above, 155 keys, is 31% lower and last moved 2d 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
20 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.
Sulphurous Tyrantium Helmet sell price, 2025-09-25 to 2026-09-03: 20 observations, from 227 keys to 155 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
227 keys
185 keys
30 SEP 2025 · 20:45 UTC
226 keys
185 keys
9 OCT 2025 · 08:28 UTC
216 keys
195 keys
19 OCT 2025 · 20:15 UTC
206 keys
185 keys
25 OCT 2025 · 16:35 UTC
196 keys
176 keys
10 NOV 2025 · 00:36 UTC
201 keys
181 keys
23 JUN 2026 · 05:13 UTC
89.4 keys
77.8 keys
29 JUN 2026 · 01:14 UTC
149 keys
129 keys
5 JUL 2026 · 23:12 UTC
140 keys
122 keys
12 JUL 2026 · 22:44 UTC
141 keys
123 keys
19 JUL 2026 · 22:44 UTC
147 keys
128 keys
29 JUL 2026 · 00:45 UTC
104 keys
90.4 keys
3 AUG 2026 · 00:24 UTC
157 keys
137 keys
10 AUG 2026 · 11:10 UTC
158 keys
137 keys
18 AUG 2026 · 07:10 UTC
163 keys
142 keys
29 AUG 2026 · 18:10 UTC
157 keys
136 keys
30 AUG 2026 · 14:09 UTC
157 keys
136 keys
31 AUG 2026 · 02:09 UTC
155 keys
135 keys
2 SEP 2026 · 18:09 UTC
125 keys
108 keys
3 SEP 2026 · 22:08 UTC
155 keys
135 keys
Price history in numbers
20 readings since 25 Sep 2025
Over the last 30 days the Sulphurous Tyrantium Helmet's sell price ranged from 125 keys to 163 keys and is down 1.7% after 6 moves. Over a year it ranged from 89.4 keys to 227 keys (down 31.6%). Today's 155 keys sits in the middle of its range: the lowest we have recorded is 89.4 keys (23 Jun 2026) and the highest 227 keys (25 Sep 2025). The price has moved 19 times since we began recording it — about once every 18 days.