Community price on backpack.tf: 147 keys, last changed 2026-08-11 (25d ago). The live quote above, 128 keys, is 13% lower and last moved 4h 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
37 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.
Purple Energy Cold Killer sell price, 2025-09-25 to 2026-09-05: 37 observations, from 161 keys to 128 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
161 keys
111 keys
30 SEP 2025 · 20:40 UTC
161 keys
110 keys
9 OCT 2025 · 08:24 UTC
154 keys
116 keys
19 OCT 2025 · 20:10 UTC
146 keys
110 keys
25 OCT 2025 · 16:30 UTC
140 keys
105 keys
10 NOV 2025 · 00:31 UTC
143 keys
107 keys
22 JUN 2026 · 17:13 UTC
130 keys
113 keys
29 JUN 2026 · 03:14 UTC
136 keys
118 keys
5 JUL 2026 · 23:12 UTC
129 keys
112 keys
12 JUL 2026 · 22:44 UTC
131 keys
114 keys
19 JUL 2026 · 22:44 UTC
137 keys
119 keys
29 JUL 2026 · 00:45 UTC
143 keys
125 keys
3 AUG 2026 · 00:24 UTC
149 keys
130 keys
10 AUG 2026 · 03:11 UTC
152 keys
132 keys
18 AUG 2026 · 22:33 UTC
90.6 keys
78.8 keys
23 AUG 2026 · 20:09 UTC
14.3 keys
12.5 keys
24 AUG 2026 · 12:09 UTC
14.3 keys
12.4 keys
26 AUG 2026 · 02:09 UTC
112 keys
97.6 keys
27 AUG 2026 · 12:08 UTC
128 keys
112 keys
28 AUG 2026 · 00:09 UTC
128 keys
112 keys
28 AUG 2026 · 12:07 UTC
129 keys
112 keys
29 AUG 2026 · 00:09 UTC
129 keys
112 keys
29 AUG 2026 · 12:09 UTC
128 keys
112 keys
30 AUG 2026 · 00:09 UTC
129 keys
112 keys
30 AUG 2026 · 12:08 UTC
132 keys
115 keys
31 AUG 2026 · 00:08 UTC
130 keys
113 keys
31 AUG 2026 · 12:09 UTC
132 keys
115 keys
1 SEP 2026 · 00:09 UTC
130 keys
113 keys
1 SEP 2026 · 12:08 UTC
130 keys
113 keys
2 SEP 2026 · 00:08 UTC
128 keys
111 keys
2 SEP 2026 · 12:08 UTC
128 keys
111 keys
3 SEP 2026 · 00:08 UTC
129 keys
112 keys
3 SEP 2026 · 12:09 UTC
129 keys
112 keys
4 SEP 2026 · 00:08 UTC
130 keys
113 keys
4 SEP 2026 · 12:08 UTC
129 keys
112 keys
5 SEP 2026 · 00:08 UTC
128 keys
112 keys
5 SEP 2026 · 12:10 UTC
128 keys
111 keys
Price history in numbers
37 readings since 25 Sep 2025
Over the last 30 days the Purple Energy Cold Killer's sell price ranged from 14.3 keys to 152 keys and is down 15.8% after 23 moves. Over a year it ranged from 14.3 keys to 161 keys (down 20.7%). Today's 128 keys sits in the upper third of its range: the lowest we have recorded is 14.3 keys (24 Aug 2026) and the highest 161 keys (25 Sep 2025). The price has moved 36 times since we began recording it — about once every 10 days.