Item 1

https://backpack.tf/item/5243462412

Sale 1

https://backpack.tf/profiles/76561198034169519#!/compare/1692921600/1693440000

https://backpack.tf/profiles/76561198310972287#!/compare/1692835200/1693267200

Bulk for a Stormy 13th Hour Brown Bomber

Sale 2

https://backpack.tf/profiles/76561198310972287#!/compare/1694044800/1694131200

https://backpack.tf/profiles/76561198063640894#!/compare/1694044800/1694131200

Bulk for a Mountain Halo Legendary Lid

Sale 3

https://backpack.tf/profiles/76561198063640894#!/compare/1695340800/1695427200

https://backpack.tf/profiles/76561198157964204#!/compare/1695340800/1695427200

Bulky

Sale 4

https://gladiator.tf/time-machine?item=Starstorm%20Insomnia%20Crone%27s%20Dome&at=2023-09-27T23:09:42.000Z

https://backpack.tf/profiles/76561198157964204#!/compare/1695772800/1695859200

https://backpack.tf/profiles/76561198115841780#!/compare/1695772800/1695859200

Added 50 keys for Haunted Ghosts Team Captain + Roboactive Professional's Panama

Mini for the Haunted Ghosts Team Captain 285 keys

Mini for the Roboactive Professional's Panama 197.5 keys

x + 50 = 285 + 197.5

x = ~433 keys, doesn't cap

Item 2

https://backpack.tf/item/5252737179

Skipping over the mannco.store sale...

Sale 5

https://backpack.tf/profiles/76561199035822252#!/compare/1699833600/1699920000

https://backpack.tf/profiles/76561198140327665#!/compare/1699833600/1699920000

450 keys

Total Sales

433, 450

https://imgur.com/a/Sw8Ic6R

Rounding and taking 430 - 450 keys c: