1: 50

https://backpack.tf/profiles/76561198974703657#!/compare/1604448000/1604707200

https://backpack.tf/profiles/76561199063531190#!/compare/1604534400/1604620800

2: 85

https://backpack.tf/profiles/76561199063531190#!/compare/1604793600/1604966400

https://backpack.tf/profiles/76561198043974838#!/compare/1604707200/1605830400

only shows in sellers compare

3: 63

https://marketplace.tf/items/tf2/517;5;u89 $110 on Nov 22, rounding to 63.

4: lol

https://backpack.tf/profiles/76561198186922501#!/compare/1607212800/1607385600

mini for the ghosts pompom:

marketplace:

$29.99 on oct 17 is 16 keys.

$39.99 on dec 28 is 18 keys.

https://backpack.tf/profiles/76561198085085457#!/compare/1604361600/1604966400

https://backpack.tf/profiles/76561198355678557#!/compare/1604534400/1604620800

no idea, histories don't match.

classy doesn't have any other sales.

the classy would have to be worth 49 keys to make the trade equal to buy orders on the dragonborn, obvious low and can't be mini'd therefore excluding.

other movement:

https://backpack.tf/item/8818041368

bot transfers

valid sales:

50

63

85

50 and 63 are both under current buy orders, excluding.

taking 85.