Community price on backpack.tf: 150 keys, last changed 2024-06-09 (2.2y ago). The live quote above, 62.1 keys, is 59% lower and last moved 15d 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
16 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.
Brain Drain Blast Defense sell price, 2025-09-25 to 2026-08-22: 16 observations, from 150 keys to 62.1 keys.
Observed (UTC)
Sell
Buy
25 SEP 2025 · 03:29 UTC
150 keys
122 keys
30 SEP 2025 · 21:47 UTC
149 keys
122 keys
9 OCT 2025 · 09:27 UTC
143 keys
128 keys
19 OCT 2025 · 21:17 UTC
136 keys
122 keys
25 OCT 2025 · 17:35 UTC
129 keys
116 keys
10 NOV 2025 · 01:35 UTC
133 keys
119 keys
23 JUN 2026 · 07:14 UTC
101 keys
87.6 keys
29 JUN 2026 · 01:14 UTC
59.1 keys
51.4 keys
5 JUL 2026 · 23:12 UTC
99.2 keys
86.3 keys
10 JUL 2026 · 16:45 UTC
14.1 keys
12.2 keys
19 JUL 2026 · 08:44 UTC
14.6 keys
12.7 keys
29 JUL 2026 · 00:45 UTC
58.3 keys
50.7 keys
6 AUG 2026 · 15:12 UTC
15.6 keys
13.5 keys
11 AUG 2026 · 23:11 UTC
13.8 keys
12.1 keys
16 AUG 2026 · 13:13 UTC
60.3 keys
52.5 keys
22 AUG 2026 · 04:09 UTC
62.1 keys
54.0 keys
Price history in numbers
16 readings since 25 Sep 2025
Over the last 30 days the Brain Drain Blast Defense's sell price ranged from 13.8 keys to 62.1 keys and is up 350.4% after 2 moves. Over a year it ranged from 13.8 keys to 150 keys (down 58.5%). Today's 62.1 keys sits in the middle of its range: the lowest we have recorded is 13.8 keys (11 Aug 2026) and the highest 150 keys (25 Sep 2025). The price has moved 15 times since we began recording it — about once every 22 days.