Thanks Aethsune again

Item 1: https://backpack.tf/item/15627694543

Sale 1:

https://backpack.tf/profiles/76561199101376092#!/compare/1789689600/1789776000

https://backpack.tf/profiles/76561198035547951#!/compare/1789776000/1789948800

Seller's compare didn't update yet but the sale was 38 keys (screenshot provided by the buyer https://imgur.com/vVH36oC

Sales:

38

Sellers and buyers:

I won't link every page to every KS tier that exists but I didn't find any sellers anywhere

Going with 38 keys