https://marketplace.tf/items/tf2/314;5;u29

$22.99 / $2.10 = 10.95 keys

$15.44 / $2.19 = 7.05 keys https://backpack.tf/item/7002177496

https://backpack.tf/profiles/76561198326511775#!/compare/1612915200/1613347200

https://backpack.tf/profiles/76561198271892201#!/compare/1613260800/1613347200

Bulk

https://backpack.tf/profiles/76561199084784906#!/compare/1612051200/1612137600

https://backpack.tf/profiles/76561199102407070#!/compare/1612051200/1612137600

Untraceable

https://backpack.tf/profiles/76561199102407070#!/compare/1614470400/1614556800

https://backpack.tf/profiles/76561198097692271#!/compare/1614470400/1614556800

11 keys, also confirmed by gladiator stats

https://backpack.tf/profiles/76561198337734785#!/compare/1610841600/1610928000

https://backpack.tf/profiles/76561198442140110#!/compare/1610755200/1611014400

10 keys, 15.55 refined

https://backpack.tf/profiles/76561198442140110#!/compare/1611446400/1611705600

https://backpack.tf/profiles/76561198053911511#!/compare/1611360000/1611446400

Sold to bot

https://backpack.tf/profiles/76561198077052056#!/compare/1615334400/1615420800

https://backpack.tf/profiles/76561198418859914#!/compare/1615420800/1615507200

10 keys and 11 refined

https://backpack.tf/profiles/76561198850274253#!/compare/1612051200/1612137600

https://backpack.tf/profiles/76561199102407070#!/compare/1612051200/1612137600

Untraceable

https://backpack.tf/profiles/76561199102407070#!/compare/1615593600/1615680000

https://backpack.tf/profiles/76561198082401774#!/compare/1615593600/1615680000

Untraceable, but this is a gladiator.tf sale for 11 keys

https://gladiator.tf/sales?item=Stormy%20Storm%20Larrikin%20Robin

https://gyazo.com/6743031df6e085b6d10be027eea9e439

https://backpack.tf/profiles/76561198082401774#!/compare/1615593600/1615680000

https://backpack.tf/profiles/76561198453530349#!/compare/1615593600/1615680000

About 8.5 keys to a buy order

https://backpack.tf/profiles/76561198453530349#!/compare/1616112000/1616198400

untraceable but scrapyard dumped a lot of unusuals, and i bought this one off marketplace

where i deposited it into my bot

https://backpack.tf/profiles/76561199100906514#!/compare/1616112000/1616198400

Sales:

a 6 key buy order on gladiator somewhere

7, which i sniped off marketplace

8.5 to a buy order

10 + 11 ref

10 + 15.55 ref

11

11

11

up to 8.5 was to buy orders, so going with 10-11 keys