Sale 1:

https://backpack.tf/item/14344047779

https://backpack.tf/profiles/76561198063070081#!/compare/1742688000/1742860800

https://backpack.tf/profiles/76561198859721638#!/compare/1742774400/1742860800

Sold with 40 keys for a Green Energy Hellmet - Using for Green Energy Hellmet suggestion

Sale 2:

https://backpack.tf/item/13064217187

https://backpack.tf/profiles/76561199085116273#!/compare/1738713600/1738800000

https://backpack.tf/profiles/76561198063070081#!/compare/1707091200/1738800000

Untrace

Sale 3:

https://backpack.tf/item/8016481226

https://backpack.tf/profiles/76561198856719748#!/compare/1740009600/1740096000

https://backpack.tf/profiles/76561198120672630#!/compare/1740009600/1740096000

Sold for 85 keys pure

Credits Jarool:

Sale 3 appears to be 85 keys, looks like the buyer did a trade afterwards that used 3 keys from this trade

https://backpack.tf/profiles/76561198120672630#!/compare/1740009600/1740096000

https://backpack.tf/profiles/76561199235305952#!/compare/1740096000/1740182400

https://backpack.tf/item/13677120967

https://backpack.tf/item/13068763387

https://backpack.tf/item/13768135882 - 3 keys, looks like the trade was the Searing Brim of Fire + Spelled FaN for the Strange Double-spelled DCO + 3 keys

Sale 4:

https://backpack.tf/item/7069266389

https://backpack.tf/profiles/76561199566210064#!/compare/1745625600/1745884800

https://backpack.tf/profiles/76561198139627699#!/compare/1745798400/1745884800

Bulk for Dead Presidents Brainiac Hairpiece

Going with 85 keys flat