History 1: https://backpack.tf/item/8004135388

29 keys:

https://backpack.tf/profiles/76561198087728099#!/compare/1610150400/1611014400

https://backpack.tf/profiles/76561198095072184#!/compare/1610236800/1610755200

Sale was way below buyers at the time https://gladiator.tf/listings/5ff9b006e3054720e5492a82

Added a Pro KS Aussie Scattergun for a Burning Flames Furious Fukaamigasa, better used there:

https://backpack.tf/profiles/76561198095072184#!/compare/1611014400/1611273600

https://backpack.tf/profiles/76561198337734785#!/compare/1610928000/1611014400

39 keys:

https://backpack.tf/profiles/76561198337734785#!/compare/1611014400/1611100800

https://backpack.tf/profiles/76561199050999021#!/compare/1611100800/1611187200

Only 8 keys 4.11 ref matches, possibly sold to a buy order https://gladiator.tf/listings/601dcb8649df8a8b13060ef7

https://backpack.tf/profiles/76561199050999021#!/compare/1612569600/1612742400

https://backpack.tf/profiles/76561198841279602#!/compare/1612656000/1612742400

History 2: https://backpack.tf/item/6834096976

Marketplace.tf sale December 23, the times match:

https://backpack.tf/profiles/76561198080179568#!/compare/1608336000/1608422400

https://backpack.tf/profiles/76561198100942212#!/compare/1608681600/1608768000

https://marketplace.tf/items/tf2/395;5;u9

December 23: $79.99/2.06=38.83 ~39 keys

Buyout was 40, doesn't cap https://gladiator.tf/listings/5fde4313c92548cae4495583

Sales at 29, 39, 39

Buyers up to 37.03 keys indicate 29 is a low outlier https://imgur.com/Zcv5Ewm

Going 39 flat for now, even though one of the 39 sales potentially got dumped, the other sale supports this price