Credit to Shuffle Spy

Item 1: https://backpack.tf/item/3903418890

Sale 1:

https://backpack.tf/profiles/76561198041108750#!/compare/1773705600/1774742400

https://backpack.tf/profiles/76561198164984099#!/compare/1774656000/1774742400

1300 keys

Item 2: https://backpack.tf/item/3903350782

Sale 2:

https://backpack.tf/profiles/76561198261483133#!/compare/1773273600/1773446400

https://backpack.tf/profiles/76561198083063978#!/compare/1773360000/1773446400

Untrace/Tradeback

Item 3: https://backpack.tf/item/3903573007

Sale 3:

https://backpack.tf/profiles/76561198169917033#!/compare/1770422400/1770854400

https://backpack.tf/profiles/76561198040965652#!/compare/1770768000/1770854400

Untrace then listed on MPTF

Item 4: https://backpack.tf/item/3904088430

Sale 4:

https://marketplace.tf/items/tf2/211;0;strange;kt-1

Sold for $2200 on Feb 6 2026

Keys were $1.85 https://marketplace.tf/items/tf2/5021;6

2200/1.85=1 189.18 ~1190 keys

Sales:

1190, 1300

Sellers:

I won't list all the screenshots for every single KS page but I haven't found any unsolds anywhere except for this one https://marketplace.tf/items/tf2/211;0;strange ($2799.99 ~1440 keys) and 2 for 1500 keys pure which have been there for 4 months and 1 month respectively https://imgur.com/rkewYfP

Going with 1190-1300 keys