In the end, he lost because of his ego.

Sale 1: Sold for 14 keys

http://backpack.tf/profiles/76561198290166258#!/compare/1462060800/1462147200

Sale 2: Sold for 14 keys

http://backpack.tf/profiles/76561198026659536#!/compare/1460764800/1460937600

Sale 3: Sold for Strange Construction PDA[9.5 keys]+Genuine Shred Alert[2 keys]+Strange Gold Botkiller Wrench Mk.II[2.3 keys]+Taunt: Kazotsky Kick[1.5 keys]

http://backpack.tf/profiles/76561198218918603#!/compare/1460937600/1461110400

9.5+2+2.3+1.5=15.3 rounding to 15 keys

Sale 4: Sold for Strange Professional Killstreak Australium Force-A-Nature[17 keys via mini]

http://www.tf2outpost.com/trade/28119596 b/o was 16 keys

http://backpack.tf/profiles/76561198064186108#!/compare/1461888000/1461974400

b/o was 16, capping it there.

Mini on Force-A-Nature:

Sellers at 17 keys https://gyazo.com/58f952ec80c57ef3429997db7dbc7bc1.png

I have sales at 14, 14, 15, and 16. Making this a range of 14-16 keys.