Resuggesting! Thank you Lemons for letting me know of the new sales and of the new appropriate range!

Item 1

https://backpack.tf/item/12312795931

Sale #1

Untraceable-

Seller: https://backpack.tf/profiles/76561198844438037#!/compare/1689984000/1690156800

Buyer: https://backpack.tf/profiles/76561198073713732#!/compare/1692230400/1693958400

Item 2

https://backpack.tf/item/12290831444

Sale #2

Untraceable-

Seller: https://backpack.tf/profiles/76561199082971157#!/compare/1689033600/1689120000

Buyer: https://backpack.tf/profiles/76561199072654974#!/compare/1695427200/1695513600

Sale #3

Sold for 20 keys + 37.55 refined (ID "13574077132" of the unusual matches but the refined only show up in the buyer's side-

Seller: https://backpack.tf/profiles/76561199072654974#!/compare/1695513600/1695600000

Buyer: https://backpack.tf/profiles/76561198096734571#!/compare/1695340800/1695600000

Seller Order: https://gladiator.tf/time-machine?item=Malevolent%20Monoculi%20Hawaiian%20Hunter&at=2023-09-25T14:03:07.000Z

Sale #4

Untraceable-

Seller: https://backpack.tf/profiles/76561198096734571#!/compare/1695340800/1695600000

Buyer: https://backpack.tf/profiles/76561198100488691#!/compare/1695427200/1695600000

MP.TF Sale #1

Sold for $69.99 on August 24, 2023

Average Key Price @ $2ish

69.99/2 = 34.99ish keys

Unknown History

https://marketplace.tf/items/tf2/31271;5;u266

Sales @ 21, 35

Taking 21-35 here