Hot Cross Buns

https://backpack.tf/item/6774615943

Sale 1) Sold for a Strange Haunted Ghosts Salty Dog

https://backpack.tf/profiles/76561198209987443#!/compare/1524096000/1524182400

http://www.tf2outpost.com/trade/29624139 - The Buyout was 70 Keys, supporting a drop.

This would be better used for the Salty, as it has no usable sales.

Sale 2) Sold for a Purple Energy Tyrant's Helm (80 Keys) + ~3 Keys of Items

https://backpack.tf/profiles/76561198195731583#!/compare/1525046400/1525132800

80 + 3 = 83 Keys

Sale 3) Sold for 67 Keys + 14 Refined

https://backpack.tf/profiles/76561198374994864#!/compare/1527811200/1527897600

Rounds to 67 Keys

Sale 4) Quicksold for 67 Keys

https://backpack.tf/profiles/76561198304138933#!/compare/1529971200/1530057600

https://backpack.tf/profiles/76561198061197114#!/compare/1529884800/1530057600

https://imgur.com/a/x4LZBUx

https://backpack.tf/item/273280217

Sale 4) Sold for 65 Keys + 4 Refined

https://backpack.tf/profiles/76561198028959985#!/compare/1524355200/1524441600

https://backpack.tf/profiles/76561198344933095#!/compare/1524355200/1524441600

https://imgur.com/a/XuzNSXy

Rounds to 65 Keys

https://backpack.tf/item/269611891

Sale 5) Quicksold for 65 Keys

https://backpack.tf/profiles/76561198108517698#!/compare/1525737600/1525824000

https://backpack.tf/profiles/76561198313538268#!/compare/1525737600/1525824000

https://imgur.com/a/XuzNSXy

https://backpack.tf/item/428284205

Sale 6) Sold for 70 Keys

https://backpack.tf/profiles/76561198304138933#!/compare/1526428800/1526515200

https://backpack.tf/profiles/76561198050771282#!/compare/1526428800/1526515200

https://imgur.com/a/XuzNSXy

Removing 65 as one of the sales at 65 and 67 were quicksales, but using the 2 sales at 65 to support 67 being the low end.