https://marketplace.tf/items/tf2/354;14

Dec 9 - $34.65 / $1.78 = 19.47 keys https://backpack.tf/item/2453475328

Dec 12 - $34.65 / $1.89 = 18.33 keys https://backpack.tf/item/2742401234

Dec 26 - $39 / $2.15 = 18.14 keys https://backpack.tf/item/9271313950

Feb 7 - $36 / $2.13 = 16.90 keys https://backpack.tf/item/2968049617

https://backpack.tf/profiles/76561198132389375#!/compare/1610755200/1610841600

https://backpack.tf/profiles/76561199100906514#!/compare/1610755200/1610841600

I received one in bulk

https://backpack.tf/profiles/76561199100906514#!/compare/1612828800/1612915200

https://backpack.tf/profiles/76561198346054736#!/compare/1612828800/1614384000

https://gyazo.com/6eb7332f51883a6eeea449d28aa139d7

20 keys

https://backpack.tf/profiles/76561198088878793#!/compare/1606608000/1606694400

https://backpack.tf/profiles/76561198076639682#!/compare/1606694400/1606780800

Only 9 keys matches, but all 20 keys leaving the 2nd compare match

Sale = 20 keys

https://backpack.tf/profiles/76561198034970550#!/compare/1607990400/1608163200

https://backpack.tf/profiles/76561198083134207#!/compare/1608076800/1608163200

14 keys matches, but multiple collector's items moved at once - Likely a quicksell for pure

https://backpack.tf/profiles/76561198282987330#!/compare/1609891200/1613260800

https://backpack.tf/profiles/76561198061836787#!/compare/1609804800/1609891200

Untraceable

https://backpack.tf/profiles/76561198894420168#!/compare/1607385600/1607558400

https://backpack.tf/profiles/76561199106931116#!/compare/1607299200/1607385600

Untraceable

https://backpack.tf/profiles/76561198136702159#!/compare/1612396800/1612483200

https://backpack.tf/profiles/76561199100906514#!/compare/1612396800/1612483200

I received another one in bulk

https://backpack.tf/profiles/76561198267950243#!/compare/1607472000/1607644800

https://backpack.tf/profiles/76561198396499936#!/compare/1607472000/1607558400

Bulk

https://backpack.tf/profiles/76561198396499936#!/compare/1610323200/1610409600

https://backpack.tf/profiles/76561198149865406#!/compare/1610323200/1610409600

Bulk for keys

Sales:

17

18

18

19

20

20

https://backpack.tf/profiles/76561199100906514#!/compare/1614384000/1614470400

https://backpack.tf/profiles/76561198011649529#!/compare/1614384000/1614470400

https://cdn.discordapp.com/attachments/653736881464410153/815592698060603432/unknown.png

Sold for Molten Mallard Robo Baker Boy (has no minis) + 1 key, my buyout was 20 keys