Resuggestion, thx Scourge

Originally for Challenge 20, original suggestion: https://backpack.tf/suggestion/5fecc55d0effa207912597e3#comment-60360da52295d341264f4752

https://backpack.tf/item/7956654937

https://backpack.tf/profiles/76561198841279602#!/compare/1606003200/1606089600

https://backpack.tf/profiles/76561198277110108#!/compare/1604793600/1606089600

Untrace but listed for 17 https://bot.tf/stats/listings/4PVO8EK5

https://backpack.tf/profiles/76561198277110108#!/compare/1606348800/1606608000

https://backpack.tf/profiles/76561198453530349#!/compare/1606262400/1606348800

Untrace

https://backpack.tf/item/7955993019

https://backpack.tf/profiles/76561198249087746#!/compare/1607644800/1607817600

https://backpack.tf/profiles/76561198220151393#!/compare/1607472000/1607731200

Untrace and sold in bulk

https://backpack.tf/profiles/76561198220151393#!/compare/1607472000/1607731200

https://backpack.tf/profiles/76561199043177646#!/compare/1607644800/1607731200

Untrace

Marketplace sales: https://marketplace.tf/items/tf2/759;5;u61

1. Sold on 10/8/2020 for $25 / $1.86 = 13.44 keys ~ 13 keys.

From Scourge:

https://backpack.tf/profiles/76561198850274253#!/compare/1610582400/1610668800

https://backpack.tf/profiles/76561198279497876#!/compare/1610668800/1611446400

Sold here for 11 keys

https://backpack.tf/profiles/76561198279497876#!/compare/1613174400/1614124800

https://backpack.tf/profiles/76561199111073161#!/compare/1613174400/1613692800

QS back to bot a month or so later.

https://backpack.tf/profiles/76561199043177646#!/compare/1610755200/1610841600

https://backpack.tf/profiles/76561198079451590#!/compare/1600387200/1613001600

https://gladiator.tf/listings/600387048895157b3542baaf

Sale here for likely ~12 keys.

https://backpack.tf/profiles/76561198063182045#!/compare/1609977600/1610323200

https://backpack.tf/profiles/76561198115179017#!/compare/1610236800/1610323200

Bulk

https://gyazo.com/f4683d81c301b13c12c1b2b22b691225

https://backpack.tf/item/2543953646

https://backpack.tf/item/4200266189

https://backpack.tf/item/7956654937

previous listings from a month go (thanks Xerg) show that it was at one point selling for as low as ~12 keys.

A range of 11 - 13 keys is probably best here.