Sale 1:

Sold for 8 keys

https://backpack.tf/profiles/76561199059160806#!/compare/1784851200/1785110400

https://backpack.tf/profiles/76561199046431673#!/compare/1784851200/1785369600

https://backpack.tf/item/9978508293

First 5 keys found through manually searching IDs, last 3 show in the seller’s compare link.

https://backpack.tf/item/17317099425

https://backpack.tf/item/17317099432

https://backpack.tf/item/17317099451

https://backpack.tf/item/17317099459

https://backpack.tf/item/17317099467

https://backpack.tf/item/17317099488

https://backpack.tf/item/17317099500

https://backpack.tf/item/17317099509

= 8 keys

Key proof:

https://backpack.tf/item/17317099425

https://backpack.tf/profiles/76561198058474541#!/compare/1785196800/1786147200 - Near ID: 17360278276

2nd key

https://backpack.tf/item/17317099432

https://backpack.tf/profiles/76561199026390261#!/compare/1782518400/1782604800 - Near ID: 17201201818

2nd key in group of 9

https://backpack.tf/item/17317099451

https://backpack.tf/profiles/76561199059632349#!/compare/1784851200/1784937600 - Near ID: 17307122341

The lone key

https://backpack.tf/item/17317099459

https://backpack.tf/profiles/76561199059632349#!/compare/1784937600/1785024000 - Near ID: 17308587802

6th key in the group of 7

https://backpack.tf/item/17317099467

https://backpack.tf/profiles/76561199059632349#!/compare/1784937600/1785024000 - Near ID: 17308750645

7th key in the 2nd row, in the group of 26

Sale 2:

Sold for $24.22 AUD on the SCM

https://backpack.tf/profiles/76561199099521803#!/compare/1782518400/1782604800

https://backpack.tf/profiles/76561199025935095#!/compare/1786233600/1786665600

https://backpack.tf/item/12262696533

https://steamcommunity.com/market/listings/440/Unusual%20Taunt%3A%20Scorcher%27s%20Solo

https://i.imgur.com/ytgfbqA.png

https://i.imgur.com/oe0fnbp.png - confirmed in Clone’s server

https://steamcommunity.com/market/listings/440/Mann%20Co.%20Supply%20Crate%20Key

https://i.imgur.com/HM345O3.png - keys were ~$3.20 AUD

24.22/3.2 = 7.569, rounds to 7.5 keys

= 7.5 keys

Sale 3: - Credit to iSpyCheck

Sold for 6 keys

https://backpack.tf/profiles/76561199581722058#!/compare/1785542400/1785628800

https://backpack.tf/profiles/76561198007486115#!/compare/1785110400/1785369600

https://backpack.tf/item/9978508293

https://i.imgur.com/oBFbfZY.png - thanks iSpyCheck for the screenshot

= 6 keys

Sale 4:

Sold for Fountain of Delight Scorcher’s Solo (suggestion at 3.4) + 1 key

https://backpack.tf/profiles/76561198866631740#!/compare/1785628800/1786060800 - Near ID: 17371609709

https://backpack.tf/profiles/76561197989963339#!/compare/1784937600/1786406400

https://backpack.tf/item/12218010886

= 4.5 (rounded)

Sale 5:

Sold to STN for 4 keys + 15.11 ref

https://backpack.tf/profiles/76561199046431673#!/compare/1785369600/1785801600\

https://backpack.tf/profiles/76561199581722058#!/compare/1785542400/1785628800

https://backpack.tf/item/9978508293

Follows the 8 key purchase.

= 4 keys

Other Sales:

https://backpack.tf/profiles/76561199193127118#!/compare/1783296000/1784332800

https://backpack.tf/profiles/76561198152711151#!/compare/1783641600/1783814400

https://backpack.tf/item/12224002819

Untraceable

https://backpack.tf/item/9589993809 - mannco

https://backpack.tf/item/12243669237 - mannco

Sellers:

https://marketplace.tf/items/tf2/31157;5;u3097

https://backpack.tf/item/9978508293 - $19.99

Sales at:

4

4.5

6

7.5

8

8 re-sold for 4, excluding 8. 4 also being a lone buy order purchase suggests 4 is too low, so that’s being excluded too.

Taking 4.5-7.5 keys.