https://backpack.tf/item/2045215986

https://backpack.tf/profiles/76561198105071091#!/compare/1664755200/1664841600

https://backpack.tf/profiles/76561198048956541#!/compare/1664668800/1664841600

https://gladiator.tf/time-machine?item=Chiroptera+Venenata+Pyromancer%27s+Mask&at=2022-10-03T20%3A02%3A00.000Z

https://cdn.discordapp.com/attachments/298073323219320834/1026975484510212166/unknown.png (Credits hehe)

1600 keys

+

Circling Heart Pyromancer's Mask (625)

https://backpack.tf/profiles/76561198048724906#!/compare/1662163200/1662249600

https://backpack.tf/profiles/76561198048956541#!/compare/1662076800/1662249600

https://gladiator.tf/time-machine?item=Circling%20Heart%20Pyromancer%27s%20Mask&at=2022-09-04T05:50:37.000Z

625 keys

+

Strange Professional Killstreak Australium Grenade Launcher (37)

https://gladiator.tf/sales?item=Strange%20Professional%20Killstreak%20Australium%20Grenade%20Launcher&at=2022-10-04T22:49:03.940Z

~35-38, ~37 keys

+

Strange Professional Killstreak Golden Frying Pan (3163)

https://gladiator.tf/time-machine?item=Strange+Professional+Killstreak+Golden+Frying+Pan&at=2022-09-23T02%3A23%3A00.000Z

Recent unsolds at ~3200 keys

https://mannco.store/item/1761

Aug 24, $5400/1.73 = 3121.39 keys

https://marketplace.tf/items/tf2/1071;11;kt-3

Sep 22, $6250/1.95 = 3205.13 keys

3121.39-3205.13, ~3163 keys

+

Double Spelled Strange Specialized Killstreak Grenade Launcher (10)

https://cdn.discordapp.com/attachments/298073323219320834/1026976753433972757/unknown.png (Credits hehe)

10 keys

+

Strange Professional Killstreak Australium Rocket Launcher (78)

https://gladiator.tf/time-machine?item=Strange%20Professional%20Killstreak%20Australium%20Rocket%20Launcher&at=2022-10-04T22:55:34.417Z

https://gladiator.tf/sales?item=Strange%20Professional%20Killstreak%20Australium%20Rocket%20Launcher

~78 keys

+

Exorcism Strange Professional Killstreak Kukri (16)

https://gyazo.com/eeb53459f2b59f10712519b5585e0524

8 key buyers

https://gladiator.tf/sales?item=Strange%20Professional%20Killstreak%20Kukri&at=2022-10-04T23:01:31.625Z

https://gladiator.tf/time-machine?item=Strange%20Professional%20Killstreak%20Kukri&at=2022-08-15T01:16:25.000Z

16 keys (from https://steamcommunity.com/profiles/76561199219758482)

=

1600 + 625 + 37 + 3163 + 10 + 78 + 16

=

5529 keys

Rounding to 5550 flat.