THANK SHUFFLE GOD

https://backpack.tf/item/792641702

Sale 1) SCM sale

https://backpack.tf/profiles/76561198165903221#!/compare/1585008000/1585180800

https://backpack.tf/profiles/76561198045775820#!/compare/1585180800/1585267200

Sale 2) ?

https://backpack.tf/profiles/76561198045775820#!/compare/1585958400/1586044800

https://backpack.tf/profiles/76561198117420495#!/compare/1555372800/1590796800

https://backpack.tf/item/920177573

Sale 3) ?

https://backpack.tf/profiles/76561198304077564#!/compare/1586476800/1586563200

https://backpack.tf/profiles/76561198798016614#!/compare/1585699200/1586563200

Sale 4) Sold for 17 Keys

https://backpack.tf/profiles/76561198798016614#!/compare/1587772800/1588118400

Sale 5) Bulk sale for a Sunbeams Large Luchadore

https://backpack.tf/profiles/76561198066369838#!/compare/1588291200/1588377600

Sale 6) Quicksold for 15 Keys + 35.11 Refined

https://backpack.tf/profiles/76561198363231274#!/compare/1588291200/1588377600

Sale 7) SCM sale

https://backpack.tf/profiles/76561198337734785#!/compare/1590537600/1590624000

https://backpack.tf/profiles/76561198099793015#!/compare/1591142400/1591228800

Sale 8) ?

https://backpack.tf/profiles/76561198099793015#!/compare/1591228800/1591401600

https://backpack.tf/profiles/76561198089253101#!/compare/1592092800/1592179200

https://backpack.tf/item/4742533841

Sale 9) Sold for a Molten Mallard Base Metal Billycock (17 Keys) + 3 Keys + ~1 Key of Items

https://backpack.tf/profiles/76561198971964068#!/compare/1586822400/1586908800

17 + 3 + 1 = 21 Keys

Sale 10) ?

https://backpack.tf/profiles/76561198128012200#!/compare/1588896000/1589414400

https://backpack.tf/profiles/76561198895128280#!/compare/1588809600/1588896000

Sale 11) ?

https://backpack.tf/profiles/76561198895128280#!/compare/1588896000/1588982400

Sale 12) ?

https://backpack.tf/profiles/76561198850178158#!/compare/1590451200/1590537600

https://backpack.tf/profiles/76561198081865826#!/compare/1590364800/1592524800

The L'Homme was a tradeback anyway.

Sale 13) ?

https://backpack.tf/profiles/76561198081865826#!/compare/1590364800/1592524800

https://backpack.tf/profiles/76561198089253101#!/compare/1592611200/1592697600

https://backpack.tf/item/1332628481

Sale 14) ?

https://backpack.tf/profiles/76561198361902324#!/compare/1588118400/1589155200

https://backpack.tf/profiles/76561198073823378#!/compare/1588032000/1588118400

Sale 15) Sold for 17 Keys

https://backpack.tf/profiles/76561198073823378#!/compare/1590624000/1590796800

Sale 16) ?

https://backpack.tf/profiles/76561198413340321#!/compare/1591488000/1591920000

https://backpack.tf/profiles/76561198325560030#!/compare/1591747200/1591920000

Sale 17) ?

https://backpack.tf/profiles/76561198325560030#!/compare/1591920000/1592092800

https://backpack.tf/profiles/76561198074043822#!/compare/1592006400/1592092800

Sale 18) ?

https://backpack.tf/profiles/76561198074043822#!/compare/1592006400/1592092800

https://backpack.tf/profiles/76561198030058573#!/compare/1592006400/1592092800

Sale 19) ?

https://backpack.tf/profiles/76561198030058573#!/compare/1592006400/1592092800

Sale 20) ?

https://backpack.tf/profiles/76561198002757046#!/compare/1592092800/1592179200

https://backpack.tf/item/793539916

Sale 21) ?

https://backpack.tf/profiles/76561198236463682#!/compare/1585526400/1585872000

Sale 22) ?

https://backpack.tf/profiles/76561198928421771#!/compare/1587859200/1588032000

Sale 23) ?

https://backpack.tf/profiles/76561198850274253#!/compare/1587945600/1588032000

https://backpack.tf/profiles/76561198066369838#!/compare/1587945600/1588032000

Sale 24) ?

https://backpack.tf/profiles/76561198066369838#!/compare/1588291200/1588377600

https://imgur.com/a/jiA2RjV - Buyer at 17 Keys

https://backpack.tf/u/76561198337734785

https://marketplace.tf/items/tf2/337;5;u31 - Sold for $42.22 when Keys were $2.03 each and $35.32 when Keys were $2 each

42.22 / 2.03 = 20.8, which rounds to 21 Keys

35.32 / 2 = 17.66, which rounds to 18 Keys