https://marketplace.tf/items/tf2/981;5;u29

$35.99 / $1.68 = 21.42 keys

$44.99 / $1.81 = 24.86 keys

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https://backpack.tf/profiles/76561198072157662#!/compare/1582243200/1583539200

https://backpack.tf/profiles/76561198192602363#!/compare/1582156800/1582243200

SCM

Untraceable, two sold on Feb 20

https://steamcommunity.com/market/listings/440/Unusual%20Cold%20Killer

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https://backpack.tf/profiles/76561198192602363#!/compare/1584835200/1584921600

https://backpack.tf/profiles/76561198174361109#!/compare/1584835200/1584921600

24 keys

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https://backpack.tf/profiles/76561198174361109#!/compare/1586131200/1586217600

https://backpack.tf/profiles/76561198021055079#!/compare/1586131200/1586217600

DBD Bunsen Brave, which values the Cold Killer under buyers

https://gyazo.com/81d51db8a9d86c251a26b17a3cd1b851

https://gyazo.com/f3d5aa7f0f00712dfeb8bdaa6a88bba2

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https://backpack.tf/profiles/76561198135388328#!/compare/1586822400/1586908800

https://backpack.tf/profiles/76561198263342776#!/compare/1586822400/1586908800

Untraceable

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https://backpack.tf/profiles/76561198263342776#!/compare/1586908800/1586995200

https://backpack.tf/profiles/76561198859815156#!/compare/1586822400/1586908800

22 keys

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https://backpack.tf/profiles/76561198859815156#!/compare/1586908800/1586995200

https://backpack.tf/profiles/76561198343273185#!/compare/1586736000/1586995200

22 keys + 7 refined killstreak kit

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https://backpack.tf/profiles/76561198375290326#!/compare/1587427200/1587600000

https://backpack.tf/profiles/76561198796395930#!/compare/1587513600/1587600000

Full sale untraceable

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https://backpack.tf/profiles/76561198796395930#!/compare/1588032000/1588118400

https://backpack.tf/profiles/76561198148983233#!/compare/1588032000/1588118400

2 keys + Purple Energy Rimmed Raincatcher, fits in range

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https://backpack.tf/profiles/76561198148983233#!/compare/1588204800/1588377600

https://backpack.tf/profiles/76561198056509022#!/compare/1588204800/1588377600

22 keys + ~1 key sweets

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https://backpack.tf/profiles/76561198056509022#!/compare/1588377600/1588636800

https://backpack.tf/profiles/76561198111558282#!/compare/1588118400/1588723200

Using on the Blizzardy Cool Capuchon

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Sales:

21

22

22

24

25

Buyers at 21 https://gyazo.com/e5bbee24dea8c156d9f4e3e391243d42

Going with 22-25