"Hey bro I'll trade you a PE mongolian for my PE mongolian"

"lol sure dude why not"

Sold for a Purple Energy Magnificent Mongolian(what the hell)

http://backpack.tf/profiles/76561198127366617#!/compare/1488412800/1488499200

http://backpack.tf/profiles/76561198086059691#!/compare/1488412800/1488499200

Sold for 17 Keys

http://backpack.tf/profiles/76561198019556015#!/compare/1484006400/1484092800

Quicksold for 15 Keys

http://backpack.tf/profiles/76561198085813142#!/compare/1488240000/1488326400

Quicksold for 15 Keys

http://backpack.tf/profiles/76561198127366617#!/compare/1488585600/1488758400

Sold for a Vivid Plasma Brain-Warming Wear(20 Keys) and ~7 Keys in Sweets(B/O was 20)

http://backpack.tf/profiles/76561198114604882#!/compare/1490054400/1490140800

http://www.tf2outpost.com/trade/28836607

17-20.

Credits to Mindacos for finding the proof, all I did was make the actual suggestion.