https://marketplace.tf/items/tf2/324;5;u10

$100 = 55 keys

https://backpack.tf/profiles/76561198061440669#!/compare/1565913600/1566000000

https://backpack.tf/profiles/76561198027509684#!/compare/1566000000/1566086400

48 keys

https://backpack.tf/profiles/76561198021055079#!/compare/1566777600/1566864000

https://backpack.tf/profiles/76561198282346060#!/compare/1566777600/1566864000

(duped) Sold for Anti-Freeze Pom-Pommed Provolone

https://backpack.tf/profiles/76561198044684270#!/compare/1571011200/1571097600

https://backpack.tf/profiles/76561198021324906#!/compare/1569369600/1569456000

Likely bulk

https://backpack.tf/profiles/76561198072541538#!/compare/1566864000/1566950400

https://backpack.tf/profiles/76561198134939963#!/compare/1566604800/1566950400

Added 5 keys for GBH Officer's Ushanka (Better used on that, as it has no other sales)

https://backpack.tf/profiles/76561198134939963#!/compare/1566950400/1567036800

https://backpack.tf/profiles/76561198052246700#!/compare/1566950400/1567036800

Sold for Vivid Plasma Heer's Helmet = ~32 keys

Ends up under buyers.

[[

The Heer's Helmet later sold for a Circling Hearts Barnstormer

https://backpack.tf/profiles/76561198063640894#!/compare/1571184000/1571270400

https://backpack.tf/profiles/76561198134939963#!/compare/1571184000/1571270400

https://backpack.tf/profiles/76561198073335093#!/compare/1571184000/1571443200

Then the Barnstormer sold for an unusual scattergun

and that Unusual Scattergun previously sold for $58.99 = 32 keys

https://marketplace.tf/items/tf2/200;5;u703;w3;pk238;kt-3

]] kill me

https://backpack.tf/profiles/76561198973894950#!/compare/1569110400/1569196800

https://backpack.tf/profiles/76561198962212543#!/compare/1569110400/1569196800

Untraceable

https://backpack.tf/profiles/76561198171672427#!/compare/1568419200/1569196800

https://backpack.tf/profiles/76561198962212543#!/compare/1569110400/1569196800

Untraceable/Bulk

https://backpack.tf/profiles/76561198076144288#!/compare/1569110400/1569196800

https://backpack.tf/profiles/76561198171672427#!/compare/1568419200/1569196800

Untraceable/Bulk

https://backpack.tf/profiles/76561198382654640#!/compare/1567123200/1567209600

https://backpack.tf/profiles/76561198282346060#!/compare/1567123200/1567209600

Went with a DBD Cotton Head for Purple Energy Modest, better used on that Modest