Need to update that one to price another unusual

(Edit : was planing to make the suggestion of the Frostbite Toy Soldier for a good hour before seeing the suggestion of DedAndrei, facepalm --')

Sale #1

http://www.tf2outpost.com/trade/27395861

Sold for clean Stormy Bomber

x = 42*0.9 = 38 keys low-end

Sale #2

http://backpack.tf/profiles/76561198096025770?time=1446796800&compare=1446883200

Sold for Steaming Hiding Hood + 3 keys

x = 43*0.9 + 3 = 42 keys high-end

Sale #3

http://backpack.tf/profiles/76561198119518747?time=1446710400&compare=1446796800

Sold for Scorching Stuntman + 2 keys + KS F. Scattergun

x = (42.5 + 1.5)*0.9 + 2 = 42 keys high-end

Sale #4

http://backpack.tf/profiles/76561198054395941?time=1446796800&compare=1446883200

Sold for G. Fetti Lucky Shot outlier

Any pertinent comments are welcome.