Credit to Bofink for the help!

Sale 1)

https://backpack.tf/profiles/76561199054757516#!/compare/1728172800/1728259200

https://backpack.tf/profiles/76561198062478622#!/compare/1728086400/1728172800

https://backpack.tf/item/2073869765

https://next.backpack.tf/classifieds/snapshots/Chiroptera%20Venenata%20Chieftain's%20Challenge/67025cc0d0e0d1616b06f5e3

https://gyazo.com/d0f9b5326f5af24348aae3270e616326

Buy out at 1250 Keys

Sold for a Terror Watt Virtual ViewFinder (Recently priced at 950 keys), Scorching and Burning Flames Classy Cappers

Mini for Scorching Flames Classy Capper

https://marketplace.tf/items/tf2/30893;5;u14

https://backpack.tf/item/11265906169

Sold for $279.99 on September 15, 2024 and $299.99 on October 6, 2024

https://marketplace.tf/items/tf2/5021;6

Keys on September 14, 2024 were at $1.89

279.99/1.89 = ~148 Keys

Keys on October 6, 2024 were at $1.92

299.99/1.92 = ~156 Keys

(148 + 156) = 152 Keys

Taking 152 Keys here

Mini for Burning Flames Class Capper

https://marketplace.tf/items/tf2/30893;5;u13

https://backpack.tf/item/13023496924

Sold for $349.99 on August 29, 2024, September 5, 2024, and October 6, 2024.

https://marketplace.tf/items/tf2/5021;6

Keys on August 29, 2024 were at $1.84

349.99/1.84 = ~ 190 Keys

Keys on September 5, 2024 were at $1.87

349.99/1.87 = ~187 Keys

Keys on October 6, 2024 were at $1.92

349.99/1.92 = ~ 182 Keys

(190 + 187 + 182)/3 = ~ 186

Taking 186 Keys here

950 + 152 + 186 = 1288 Keys = ~ 1300 Keys

Rounding to 1300 Keys

With buy out at 1250 Keys, Just going to cap at the buy out at 1250 keys.

Going 1250 Keys flat!

Feedback welcome! Thanks and have a great day! :D