Sale #1

https://backpack.tf/item/15027795115

Looks like 16 keys 5 ref + 17 keys 20 ref = 33 keys 25 ref

Seller: https://backpack.tf/profiles/76561198012514588#!/compare/1740528000/1740614400

Buyer: https://backpack.tf/profiles/76561198302399911#!/compare/1740528000/1740614400

Rounding to 33

Sale #2

https://backpack.tf/item/15027795115

Bulk for a burning flames mighty mitre. When looking at the compare links, it looks like the warhood was replaced with 32 keys 20 ref

Seller: https://backpack.tf/profiles/76561198302399911#!/compare/1740614400/1740700800

Buyer: https://backpack.tf/profiles/76561199177856361#!/compare/1740614400/1740700800

Rounding to 32

Sale #3

https://backpack.tf/item/15027795115

Warhood + 10 keys for a Haunted Ghosts Mann of Reason

Seller: https://backpack.tf/profiles/76561199177856361#!/compare/1740960000/1741219200

Buyer: https://backpack.tf/profiles/76561198423280431#!/compare/1741132800/1741219200

Can use to price the mann of reason.

Sale #4

https://backpack.tf/item/15027795115

28 keys

Seller: https://backpack.tf/profiles/76561198423280431#!/compare/1741132800/1741219200 (ID: 15517200351)

Buyer: https://backpack.tf/profiles/76561199057509570#!/compare/1741132800/1741219200

Sale #5

https://backpack.tf/item/15027795115

Warhood + 22 keys for a Spectral Fire Strigoi Stare, which was then instantly resold for 55 keys.

55 - 22 = 33

Seller: https://backpack.tf/profiles/76561199057509570#!/compare/1741219200/1741392000

Buyer: https://backpack.tf/profiles/76561198135619265#!/compare/1741219200/1741305600

33

Sale #6

https://backpack.tf/item/15027795115

28 keys 1 ref

Seller: https://backpack.tf/profiles/76561198135619265#!/compare/1741305600/1741392000 (ID: 15524815224)

Buyer: https://backpack.tf/profiles/76561198109952118#!/compare/1741305600/1741392000

Sale #7

https://backpack.tf/item/15027795115

Bulk unusual trades?

https://backpack.tf/profiles/76561199202090646#!/compare/1741305600/1741392000

Sale #8

https://backpack.tf/item/15027795115

26 keys 33 ref + ~8.6 keys of sweets = ~35

Seller: https://backpack.tf/profiles/76561199202090646#!/compare/1742169600/1742256000

Buyer: https://backpack.tf/profiles/76561198106956828#!/compare/1742256000/1742342400

Rounding to 35

Sale #9

https://backpack.tf/item/15027795115

Not sure, histories don't match up

Seller: https://backpack.tf/profiles/76561198106956828#!/compare/1743552000/1743811200

Buyer: https://backpack.tf/profiles/76561198951873952#!/compare/1742860800/1747440000

Current sellers:

55 keys on bp.tf

Sales: 33, 32, 28, 33, 28, 35

Taking the full range as there's no real way to discern which ones are outliers.

Final price: 28 - 35