Item 1

https://backpack.tf/item/13778678376

Sale #1

Sold for 53 keys (ID "13950980130" of the unusual matches)-

Seller: https://backpack.tf/profiles/76561198045207844#!/compare/1703289600/1703462400

Buyer: https://backpack.tf/profiles/76561198815606229#!/compare/1703116800/1703289600

Item 2

https://backpack.tf/item/8579762706

Sale #2

Bulk sale for an Acidic Climate Sightseer it seems-

Seller: https://backpack.tf/profiles/76561198066256296#!/compare/1697414400/1698019200

Buyer: https://backpack.tf/profiles/76561198058954965#!/compare/1697932800/1698019200

Sale #3

Untraceable? Even counting keys would make this below buyers-

Seller: https://backpack.tf/profiles/76561198058954965#!/compare/1698019200/1698105600

Buyer: https://backpack.tf/profiles/76561198060516628#!/compare/1698019200/1698105600

Sale #4

Sold for 50 keys (compare is clean enough for the seller that it should be fine to call it the bulk)-

Seller: https://backpack.tf/profiles/76561198060516628#!/compare/1698624000/1698883200

Buyer: https://backpack.tf/profiles/76561198051008699#!/compare/1698105600/1701734400

MP.TF Sale #1

Sold for $107.99 on October 1, 2023

Average Key Price @ $2.03ish

107.99/2.03 = 53.19ish keys

Unknown History?

https://marketplace.tf/items/tf2/109;5;u9

Sales @ 50, 53, 53

Taking 50-53 here :3