It was my FIRST unusual, and now I'm suggesting it :)

https://backpack.tf/profiles/76561198377362081#!/compare/1647475200/1647561600

https://backpack.tf/profiles/76561198418740133#!/compare/1647388800/1647561600

Bulk

https://marketplace.tf/items/tf2/30022;5;u62

19.99:1.74~11.49 keys, round to 11

19.99:1.73~11.55 keys, round to 12

Histpries:

https://backpack.tf/item/7957406498

https://backpack.tf/item/7957317043

Idk where is third

https://backpack.tf/profiles/76561199050174055#!/compare/1649289600/1649376000

https://steamcommunity.com/market/pricehistory/?country=US&currency=2&appid=440&market_hash_name=Unusual%20Plumber%27s%20Pipe

1275 rub/~180=~7 keys, excluding because of buy orders

https://backpack.tf/profiles/76561198993925146#!/compare/1645833600/1648512000

No enough snapshots/untrace

Taking 11-12 based on mptf sales, I think 3 sales in 6 days can counter one seller for 10

Pretty sure the one listed at 10 sold for that:

https://backpack.tf/profiles/76561199102777012#!/compare/1650326400/1650412800

https://backpack.tf/profiles/76561198303804534#!/compare/1650412800/1650585600

IDs and histories don't match but the buyer has no inventory history from before the sale.