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Crustacean Sensation Monsieur Grenouille

✦ Crustacean SensationUnusual12d ago
Sell price
74 keys, 9.44 ref
Buy price
64 keys, 30.55 ref
In keys
74.1 keys
In USD
$160.16 at the Steam key rate

Community price on backpack.tf: 100 keys, last changed 2026-05-02 (5mo ago). The live quote above, 74.1 keys, is 26% lower and last moved 12d 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

61 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.

Crustacean Sensation Monsieur Grenouille sell price, 2025-09-25 to 2026-10-12: 61 observations, from 102 keys to 78.2 keys. Sampled evenly across the range.
Observed (UTC)SellBuy
25 SEP 2025 · 03:29 UTC102 keys54.9 keys
9 OCT 2025 · 10:22 UTC97.0 keys56.7 keys
19 OCT 2025 · 22:18 UTC92.2 keys54.0 keys
10 NOV 2025 · 02:25 UTC90.1 keys52.7 keys
23 JUN 2026 · 09:14 UTC55.7 keys48.4 keys
5 JUL 2026 · 23:12 UTC54.5 keys47.4 keys
12 JUL 2026 · 22:44 UTC52.8 keys45.9 keys
29 JUL 2026 · 10:44 UTC68.0 keys59.2 keys
3 AUG 2026 · 10:24 UTC57.4 keys50.0 keys
18 AUG 2026 · 07:10 UTC70.5 keys61.3 keys
27 AUG 2026 · 00:09 UTC55.7 keys48.5 keys
31 AUG 2026 · 20:11 UTC63.5 keys55.2 keys
2 SEP 2026 · 18:10 UTC68.8 keys59.9 keys
3 SEP 2026 · 20:08 UTC71.2 keys61.9 keys
4 SEP 2026 · 22:08 UTC70.5 keys61.3 keys
5 SEP 2026 · 10:08 UTC70.7 keys61.5 keys
6 SEP 2026 · 10:09 UTC74.3 keys64.6 keys
7 SEP 2026 · 00:08 UTC70.3 keys61.1 keys
8 SEP 2026 · 16:09 UTC73.7 keys64.1 keys
9 SEP 2026 · 04:09 UTC73.1 keys63.6 keys
10 SEP 2026 · 04:09 UTC74.5 keys64.8 keys
10 SEP 2026 · 22:08 UTC75.0 keys65.2 keys
11 SEP 2026 · 22:09 UTC75.6 keys65.7 keys
12 SEP 2026 · 10:08 UTC75.8 keys65.9 keys
15 SEP 2026 · 08:10 UTC46.1 keys40.0 keys
16 SEP 2026 · 00:09 UTC50.2 keys43.7 keys
26 SEP 2026 · 08:08 UTC51.1 keys44.4 keys
27 SEP 2026 · 20:10 UTC61.7 keys53.7 keys
29 SEP 2026 · 00:09 UTC68.2 keys59.3 keys
30 SEP 2026 · 14:09 UTC73.8 keys64.1 keys
1 OCT 2026 · 08:09 UTC74.1 keys64.5 keys
3 OCT 2026 · 07:11 UTC67.2 keys58.4 keys
3 OCT 2026 · 19:10 UTC74.3 keys64.6 keys
5 OCT 2026 · 03:10 UTC75.6 keys65.7 keys
5 OCT 2026 · 15:10 UTC75.7 keys65.8 keys
6 OCT 2026 · 21:09 UTC76.4 keys66.4 keys
7 OCT 2026 · 13:10 UTC76.7 keys66.7 keys
8 OCT 2026 · 21:10 UTC77.5 keys67.4 keys
10 OCT 2026 · 23:10 UTC77.8 keys67.7 keys
12 OCT 2026 · 11:08 UTC78.2 keys68.0 keys

Price history in numbers

61 readings since 25 Sep 2025

Over the last 30 days the Crustacean Sensation Monsieur Grenouille's sell price ranged from 46.1 keys to 78.2 keys and is up 67.4% after 24 moves. Over a year it ranged from 46.1 keys to 92.2 keys (down 15.2%). Today's 78.2 keys sits in the middle of its range: the lowest we have recorded is 46.1 keys (15 Sep 2026) and the highest 102 keys (25 Sep 2025). The price has moved 60 times since we began recording it — about once every 6 days.

WindowLowHighChangeMovesReadings
30 days46.1 keys78.2 keys+67.4%2425
90 days46.1 keys78.2 keys+41.4%5051
a year46.1 keys92.2 keys−15.2%5758

Details

SKU31280;5;u224
Last price change2026-10-01 08:09 UTC
Key rate when recorded63.00 ref

Same effect, other items

the effect across the catalogue

Other effects on the Monsieur Grenouille

same item, different effect

Priced similarly

across the catalogue