Very special thanks to Icycrevasse for suffering with me!

Item 1

https://backpack.tf/item/563127462

Sale #1

Sold for a Eerie Kraken Universal Translator (120 keys) + a Steaming Pencil Pusher (120 keys) + a Purple Energy Killer's Kabuto (150 keys) + a bunch of sweets (7.75 keys for the Revolver, 11ish keys for the Maul, 10 keys for the Axtinguisher, 5.55 keys for the Shootsalot, 10.6 keys for the Stardust, 6 keys for the Mantreads, 47 for the Machina) = 487.9 keys-

Seller: https://backpack.tf/profiles/76561198239132128#!/compare/1682467200/1682640000

Buyer: https://backpack.tf/profiles/76561198294226443#!/compare/1682553600/1682640000

Used buyers' prices for the Axtinguisher, Shootsalot, Stardust, and Mantreads

Revolver proof

Machina proof

Kabuto Mini

Mini for Pencil

Only sale at 488

Rounding up to 490 flat