Steaming Sinner’s Shade

Mini train is a go.

Selling:

https://marketplace.tf/items/tf2/30959;5;u36 - Selling for $25 = 14 keys

Sale 1:

https://backpack.tf/profiles/76561198093015549#!/compare/1562025600/1562198400

Sold for a Tiger Breakdance (5, see mini below) + 3 keys + 1 in ref/items

5 + 3 + 1 = 9

X = 9

Tiger Breakdance Mini

https://imgur.com/a/NfVvzNc - 4 sold for ~5 keys

X = 5

Sale 2:

https://backpack.tf/profiles/76561198112564673#!/compare/1563235200/1563408000

Added 4 pure for a Logo Beanie

Better used there

Sale 3:

https://backpack.tf/profiles/76561198095721806#!/compare/1564099200/1564358400

Sold for a FoD Killer Solo (7, see mini below) + 1 pure

7 + 1 = 8

X = 8

FoD Solo Mini

https://imgur.com/a/hdVDm7y - Sold for close to 7 pure

X = 7

Sale 4:

https://backpack.tf/profiles/76561198131081286#!/compare/1564358400/1564444800

Sold for a Smoking Raincatcher (8.25, open suggestion) + 2 pure

8.25 + 2 = 10.25

X = 10

Raincatcher suggestion: https://backpack.tf/suggestion/5d6c51a967807262ef5f8e04

Sales at:

8

9

10

Summary:

Using all sales.

Final Price: 8 - 10 keys