Freeze

https://backpack.tf/item/1842508111

Sale 1) ?

https://backpack.tf/profiles/76561198251433444#!/compare/1558569600/1558656000

Sale 2) Probably sold for 53 Keys + 42 Refined

https://backpack.tf/profiles/76561198830746068#!/compare/1558915200/1559001600

Sale 3) Sold for 54 Keys

https://backpack.tf/profiles/76561198080179568#!/compare/1561161600/1561248000

Sale 4) ?

https://backpack.tf/profiles/76561198149688904#!/compare/1561248000/1561593600

Sale 5) Sold for 48 Keys + 16 Refined to a buy order

https://backpack.tf/profiles/76561198089253101#!/compare/1561161600/1561248000

Sale 6) Sold for 55 Keys

https://backpack.tf/profiles/76561198305494036#!/compare/1563062400/1563148800

https://backpack.tf/item/3433835708

Sale 7) Sold + 2 Keys for a Sunbeams Demoman's Fro

https://backpack.tf/profiles/76561198220158797#!/compare/1557878400/1557964800

Better for the Fro. Its only sales are 53 Keys to a buy order, 58 Keys, and 80 Keys in Cash.

Sale 8) Sold for a Dead Presidents Legendary Lid

https://backpack.tf/profiles/76561198326603957#!/compare/1557792000/1557964800

https://backpack.tf/profiles/76561198141810177#!/compare/1557878400/1557964800

This should be used to drop the Lid.

Sale 9) Sold + Haunted Ghosts Frenchman's Beret + 10 Keys for a Scorching Flames Detective Noir

https://backpack.tf/profiles/76561198141810177#!/compare/1558224000/1558656000

Sale 10) Sold for 53 Keys

https://backpack.tf/profiles/76561198305494036#!/compare/1560211200/1560297600

Sale 11) Sold for a Strange Ring of Fire A Hat to Kill For + 6 Keys

https://backpack.tf/profiles/76561198190058027#!/compare/1560643200/1561248000

This should be used to price the Hat to Kill For.

Sale 12) Bulk sale for an Electrostatic Virtual Viewfinder

https://backpack.tf/profiles/76561198058569038#!/compare/1561593600/1561680000

Sale 13) Sold for a Brain Drain Tundra Top + 5 Keys

https://backpack.tf/profiles/76561198285371555#!/compare/1562025600/1562112000

Using for the Tundra.

Sale 14) Sold for $60

https://backpack.tf/profiles/76561198062457737#!/compare/1562025600/1562112000

https://backpack.tf/profiles/76561198057139045#!/compare/1565481600/1565568000

https://marketplace.tf/items/tf2/30066;5;u30

Low outlier.

Considering Sale 5 to be low since it went to a buy order.