I almost made this for the tartan spartan instead of the tyrolean.

I should get some sleep.

Sold for an Australium Spec KS Stickybomb Launcher(~14 Keys) and 11 Keys(25 Keys total)

http://backpack.tf/profiles/76561198125791160#!/compare/1481500800/1481587200

Sold for 27 Keys

http://backpack.tf/profiles/76561198080242209#!/compare/1479340800/1479427200

Sold for 24 Keys

http://backpack.tf/profiles/76561198093881155#!/compare/1484611200/1484956800

Sold for a Blizzardy Storm Killer's Kabuto(28 Keys) and a Steaming Scotsman's Stovepipe(B/O was 24)

http://backpack.tf/profiles/76561198154320434#!/compare/1484697600/1484956800

http://backpack.tf/profiles/76561198053928031#!/compare/1484870400/1484956800

http://www.tf2outpost.com/trade/28712396

24-27.

Credits to Mindacos for the suggestion. He found the proof, I'm just posting it.