Pretty hat but outdated

Sale 1: 75 keys pure

http://backpack.tf/profiles/76561198007900590#!/compare/1491696000/1491782400

Sale 2: 69 keys pure

http://backpack.tf/profiles/76561198190078474#!/compare/1489017600/1489104000

Sale 3: Sold together with 17 keys pure for Hellfire Powdered Practitioner

http://backpack.tf/profiles/76561198108094239#!/compare/1489276800/1489708800

Sale should be used to update the outdated practionier because it is 1 of 1

Sale 4: Bulk

http://backpack.tf/profiles/76561197998161567#!/compare/1492560000/1492905600

http://backpack.tf/profiles/76561198057412106#!/compare/1491523200/1491609600

Sale 5 Bulk

http://backpack.tf/profiles/76561198074193832#!/compare/1493856000/1493942400

http://backpack.tf/profiles/76561198195731583#!/compare/1493856000/1493942400

Sale 6: Sold for Burning Flames Pyro's Beanie (57.5) + 3.5 keys --> 61 keys

http://backpack.tf/profiles/76561198190078474#!/compare/1489276800/1489363200

Seller with buyout at 65/70

http://i.imgur.com/IhxmQsi.png

Sales: 61 keys, 69 key, 75 keys

Using a range of 65 to 75 keys. Low end is the b/o of the seller. Thanks to polar for his feedback in my previous suggestion for this unusual.