Item 1:

https://backpack.tf/item/13533317780

Sale 1:

Dumped for 29 Keys to STN

https://backpack.tf/profiles/76561198118242281#!/compare/1738800000/1743638400

https://backpack.tf/profiles/76561199026390261#!/compare/1743552000/1743638400

Sale 2:

Sold for ~35 Keys (Unusual ID: "15604282735")

https://backpack.tf/profiles/76561199026390261#!/compare/1743552000/1743638400

https://backpack.tf/profiles/76561199082971157#!/compare/1743638400/1743724800

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Item 2:

https://backpack.tf/item/13504947052

Sale 3:

Bulk for Shining Bokeh Onimann

https://backpack.tf/profiles/76561199111681167#!/compare/1739923200/1740268800

https://backpack.tf/profiles/76561198406138209#!/compare/1740096000/1740268800

Sale 4:

Bulk

https://backpack.tf/profiles/76561198406138209#!/compare/1740096000/1740268800

https://backpack.tf/profiles/76561198840987606#!/compare/1740096000/1740268800

Sale 5:

Bulk for Vivid Plasma Noh Mercy

https://backpack.tf/profiles/76561198840987606#!/compare/1740614400/1740873600

https://backpack.tf/profiles/76561198258937500#!/compare/1740700800/1740873600

Sale 6:

Bulk for Darkblaze Frenchman's Beret

https://backpack.tf/profiles/76561198258937500#!/compare/1741305600/1741392000

https://backpack.tf/profiles/76561198220098345#!/compare/1741219200/1741392000

Sale 7:

Mannco

https://backpack.tf/profiles/76561198220098345#!/compare/1741219200/1741392000

https://backpack.tf/profiles/76561198259528152#!/compare/1743120000/1743206400

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Item 3:

https://backpack.tf/item/13244884613

Sale 8:

Sold for 59 Keys

https://backpack.tf/profiles/76561199202110112#!/compare/1743120000/1743206400

https://backpack.tf/profiles/76561198107553128#!/compare/1737849600/1745280000

https://gladiator.tf/sales?item=Treasure%20Trove%20Brain%20Interface&at=2025-04-22T17:56:59.423Z

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Total Sales

29, 35, 59

https://imgur.com/Mi2e1qy

Excluding 29 since it was dumped to STN

Taking 35 — 59 Keys

Unsolds:

https://backpack.tf/item/13533317780 — 70