You know who is hot? youcause, you ain't cool

Correcting a sale from previous suggestion, thanks Surs for the original proof.

Circling TF Logo Swagman's Swatter

Sale 1

https://backpack.tf/profiles/76561198006544512#!/compare/1582156800/1582243200

https://backpack.tf/profiles/76561198148712143#!/compare/1581897600/1582243200

Bought for 12 keys

https://imgur.com/V8Ty1uE

Sale 2

Sold for Bubbling Swagman's Swatter (worth of 9.86 keys with the mini suggestion) + 7 keys + Strange Cold killer (worth of 2.4 keys) + Strange Skull Study War Paint (Field-Tested) (worth of 1.23 keys)

https://backpack.tf/profiles/76561197970757009#!/compare/1584835200/1584921600

https://backpack.tf/profiles/76561198148712143#!/compare/1584748800/1584921600

9.86 + 7 + 2.4 + 1.23 = 20.49 rounding to 20 keys

Conclusion:

12 keys was most probably quicksale + current buyers price. Using sale 2, pricing this at 20 keys.