Resuggestion, thx Offline and Price Daddy (aka Foamy)

History: https://backpack.tf/item/6834120364

Sold on Marketplace.tf: https://marketplace.tf/items/tf2/30838;5;u11

March 8: $499.99/2.19=228.31 ~228 keys, no buyout

Taking 228 here

Outdated sales that support a raise (past 4 months)

History 2: https://backpack.tf/item/8613378173

Sold for a PE Killer Exclusive (sold to a bot):

https://backpack.tf/profiles/76561198145393927#!/compare/1609891200/1609977600

https://backpack.tf/profiles/76561199098607786#!/compare/1609632000/1609977600

Sold within a day for 200 keys:

https://backpack.tf/profiles/76561199098607786#!/compare/1609977600/1610064000

https://backpack.tf/profiles/76561198202273263#!/compare/1609891200/1609977600

Added The Eldritch Opening Rotation Sensation for the Fifth Dimension Head Prize (bulk):

https://backpack.tf/profiles/76561198202273263#!/compare/1610064000/1610323200

https://backpack.tf/profiles/76561198072725528#!/compare/1609977600/1610064000

History 3: https://backpack.tf/item/7580560696

Sold for Delightful Star Taunt: Disco Fever + Strange Killstreak Black Box + Strange Galactic Codex Captain Space Mann + Abyssal Aura Convict Cap + Showstopper Shred Alert:

https://backpack.tf/profiles/76561198083134207#!/compare/1609286400/1609372800

https://backpack.tf/profiles/76561198125162923#!/compare/1609372800/1609459200

200 sold in less than a day, the KE sale was used there and the Spacemann sale is almost certainly an outlier. Based on mods advice, using the in-date sale at 228 keys with the others as support