Sale 1:

Sold for Steaming Screamin’ Eagle (Suggestion at 17) + ~6 keys in items

No outpost

Seller: https://backpack.tf/profiles/76561198080179568#!/compare/1533945600/1534032000

Buyer: https://backpack.tf/profiles/76561198286499970#!/compare/1533945600/1534032000

https://backpack.tf/item/4815668683

X = 23

Sale 2:

Sold for 21 keys + Genuine KE

Seller: https://backpack.tf/profiles/76561198301336678#!/compare/1533168000/1533254400

Buyer: https://backpack.tf/profiles/76561198313966310#!/compare/1533168000/1533254400

https://backpack.tf/item/4832569274

X = 21

Sale 3:

Sold for 19 keys

Seller: https://backpack.tf/profiles/76561198002757046#!/compare/1532649600/1532736000

Buyer: https://backpack.tf/profiles/76561198153011059#!/compare/1532390400/1532736000

https://backpack.tf/item/4832569274

X = 19

Steaming Screamin’:

https://backpack.tf/suggestion/5b9b471444325a70fb3efc9a

Other Sales:

https://backpack.tf/item/4832569274 (#1-5)

https://backpack.tf/item/4815668683 (#6 & #7)

https://backpack.tf/item/4464546893 (#8-11)

https://backpack.tf/item/4449543258 - tf2mart stuff

#1

Untraceable

https://backpack.tf/profiles/76561198267025097#!/compare/1530748800/1536883200

https://backpack.tf/profiles/76561198002757046#!/compare/1530748800/1530835200

#2

Untraceable

https://backpack.tf/profiles/76561198153011059#!/compare/1532736000/1532822400

https://backpack.tf/profiles/76561198371758987#!/compare/1532736000/1532822400

#3

Bulk/gambled

https://backpack.tf/profiles/76561198371758987#!/compare/1533081600/1533168000

https://backpack.tf/profiles/76561198301336678#!/compare/1533081600/1533168000

#4

Bulk for Searing Rotation

https://backpack.tf/profiles/76561198313966310#!/compare/1533168000/1533254400

https://backpack.tf/profiles/76561198165055074#!/compare/1533168000/1533254400

#5

Bulk for something

https://backpack.tf/profiles/76561198165055074#!/compare/1533168000/1533254400

https://backpack.tf/profiles/76561198179392029#!/compare/1532304000/1533254400

#6

Sold with Festivized Rocket Launcher (~1) for Massed Flies Brown Bomber

https://backpack.tf/profiles/76561198286499970#!/compare/1534032000/1534118400

https://backpack.tf/profiles/76561198107224390#!/compare/1533945600/1534118400

Should be used on the Bomber.

#7

Sold for Nuts n’ Bolts Plumber’s Cap + Mega Strike Battin

No outpost

https://backpack.tf/profiles/76561198107224390#!/compare/1535760000/1535846400

https://backpack.tf/profiles/76561198303667795#!/compare/1535846400/1535932800

Seems pretty high, would be too high without a B/O cap most likely.

#8

Untraceable

https://backpack.tf/profiles/76561198337734785#!/compare/1533427200/1533513600

https://backpack.tf/profiles/76561198218497692#!/compare/1533427200/1533513600

#9

Bulk for Frostbite Dapper

https://backpack.tf/profiles/76561198218497692#!/compare/1533859200/1533945600

https://backpack.tf/profiles/76561198108020471#!/compare/1533772800/1533945600

#10

Bulk for Green Energy El Jefe

https://backpack.tf/profiles/76561198108020471#!/compare/1533859200/1533945600

https://backpack.tf/profiles/76561198255903931#!/compare/1533859200/1533945600

#11

Bulk for Beams Chill Chullo

https://backpack.tf/profiles/76561198255903931#!/compare/1534464000/1534550400

https://backpack.tf/profiles/76561198069825031#!/compare/1534291200/1534550400

Sellers:

https://i.imgur.com/UjlKeVT.png

https://backpack.tf/item/4815668683 - 29 keys

https://backpack.tf/item/4464546893 - 30 keys

Sales at:

19

21

23

Going with 19-23.

https://backpack.tf/profiles/76561198069825031#!/compare/1537228800/1537315200

https://backpack.tf/profiles/76561198135388328#!/compare/1537228800/1537315200

sold to scrap for 20 keys + less than half a key in metal