I messed up the price of my last suggestion, so here is it fixed and rounded up

My suggestion again :

Sales :

First one unboxed sold soon after for 150 keys :

https://backpack.tf/profiles/76561198024590544#!/compare/1636675200/1636848000

https://backpack.tf/profiles/76561198049857603#!/compare/1636588800/1636848000

Item history

Second one unboxed (Mine) sold for 220€ on SCM which is 141 keys :

My listing

Graph

Item history

The buy offer I got :

Offer for scm based on pure ( As he didn't have enough pure right now to trade with )

Further discussion on the trade

I honestly think ~145 keys is a pretty reasonable price, especially comparing to other similar-looking burning flames all class hats.