Item 1

https://backpack.tf/item/13568495883

Sale 1

https://backpack.tf/profiles/76561198244962432#!/compare/1711584000/1711670400

https://backpack.tf/profiles/76561199070763552#!/compare/1711584000/1711670400

Spectral Escort Taunt: Yeti Punch + 18 keys

18 + 6.5 = ~25 keys

Sale 2

https://backpack.tf/profiles/76561199070763552#!/compare/1715904000/1715990400

https://backpack.tf/profiles/76561198278008225#!/compare/1715904000/1715990400

No clue

Sale 3

https://backpack.tf/profiles/76561198278008225#!/compare/1715904000/1715990400

https://backpack.tf/profiles/76561198163609625#!/compare/1715904000/1715990400

18 keys

Item 2

https://backpack.tf/item/11515873826

Sale 4

https://backpack.tf/profiles/76561199161286473#!/compare/1715472000/1715472000

https://backpack.tf/profiles/76561199085116273#!/compare/1716422400/1716508800

Can't load seller inv

Item 3

https://backpack.tf/item/12078818526

Sale 5

https://backpack.tf/profiles/76561199059800460#!/compare/1712361600/1712448000

https://backpack.tf/profiles/76561199087916249#!/compare/1711238400/1712448000

20 keys match

Sale 6

https://backpack.tf/profiles/76561199087916249#!/compare/1713484800/1714003200

https://backpack.tf/profiles/76561199096660285#!/compare/1713484800/1713571200

No clue

Sale 7

https://backpack.tf/profiles/76561199096660285#!/compare/1715212800/1715385600

https://backpack.tf/profiles/76561198275956888#!/compare/1714867200/1715385600

More or less a 1 for 1 with a Strange Festivized Professional Killstreak Minigun

https://gladiator.tf/sales?item=Strange%20Professional%20Killstreak%20Minigun&at=2024-05-09T09:07:40.044Z

I'll prolly call this ~23 keys

Sale 8

https://backpack.tf/profiles/76561198275956888#!/compare/1715385600/1715644800

https://backpack.tf/profiles/76561198163609625#!/compare/1715558400/1715644800

Added Earbuds for Cloud 9 Modest Pile of Hat (I'll give the c9 modest a try with this sale)

Sale 9

https://backpack.tf/profiles/76561198163609625#!/compare/1719100800/1719187200

21 keys (Snipers match with the 4 key bulk)

Mp.tf

https://marketplace.tf/items/tf2/30362;5;u34

https://backpack.tf/item/13035041896

$49.99 / $1.66 = ~30 keys (May 22)

Total Sales

18, 20, 21, 23, 25, 30

https://imgur.com/a/s80jrWo

Sellers @ 22 are relatively new

Taking 18 - 23 keys?

Unsolds:

https://backpack.tf/item/11515873826 - 22

https://backpack.tf/item/13568495883 - 22

https://backpack.tf/item/8827895367 - $55.55