Resuggesting this with some new sales and range. Thank you to Emder, aj, and Explocivo808 for the help!

Item 1

https://backpack.tf/item/1664374299

Sale 1

https://backpack.tf/profiles/76561198929792978#!/compare/1705708800/1706486400

https://backpack.tf/profiles/76561199112655950#!/compare/1705708800/1706486400

400 keys - traceable

Sale 2

https://backpack.tf/profiles/76561198929792978#!/compare/1706572800/1707436800

https://backpack.tf/profiles/76561198326238608#!/compare/1707264000/1707436800

Traded for a Circling Heart Le Party Phantom (230-290, but taking average 260) + Natural Lights Gauzed Gaze (360). See below for minis.

Taking 620 keys here.

Sale 3

https://backpack.tf/profiles/76561198326238608#!/compare/1712275200/1712361600

https://backpack.tf/profiles/76561198285371555#!/compare/1712275200/1712361600

Bulk sale.

Sale 4

https://backpack.tf/profiles/76561198285371555#!/compare/1712707200/1712793600

https://backpack.tf/profiles/76561198124904264#!/compare/1712707200/1712793600

427 keys, but rounding this up to 430.

Sale 5

https://backpack.tf/profiles/76561198124904264#!/compare/1713657600/1714003200

https://backpack.tf/profiles/76561198042634121#!/compare/1713916800/1714003200

Bulk sale.

Sale 6

https://backpack.tf/profiles/76561198042634121#!/compare/1714694400/1714780800

https://backpack.tf/profiles/76561198065830103#!/compare/1714694400/1714780800

https://imgur.com/a/qp0MOwJ

Traded for a Burning Flames Kiss King (66 keys) + a Dark Twilight Zoomin' Broom (190 keys) + an Australium Rocket Launcher (47 keys) + 3x Max's Heads (34.06 each or 102.18ish keys for all three, taking buyers) + Earbuds (7.05 keys) = 412.23ish keys

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Mini for the Circling Heart Le Party Phantom

https://backpack.tf/suggestion/65ecd973f07879a1c80de68a

230-290 keys, but taking 260 keys average for this price suggestion.

Mini for the Natural Lights Gauzed Gaze

https://backpack.tf/suggestion/65ecd97b05c6808c18067908

360 keys.

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Price Suggestion

400, 430, ~412.23, 620

620 is an outlier, so taking 400-430 keys.