The Alien bursts out like a ninja!

https://backpack.tf/item/5128551103

Sale 1) Sold + Dead Presidents Prancer's Pride for a Smoking Merc's Mohawk

https://backpack.tf/profiles/76561198257905663#!/compare/1502755200/1502841600

Low Outlier.

Sale 2) Sold + Dead Presidents Prancer's Pride + ~2 Keys of Items for a Stormy Storm Merc's Mohawk

https://backpack.tf/profiles/76561198094382760#!/compare/1502928000/1503014400

http://www.tf2outpost.com/trade/29332084 - Capped by the Buyout of 70 Keys

Sale 3) Sold + 7 Keys for a Skill Gotten Gains Kazotsky Kick (67 Keys)

https://backpack.tf/profiles/76561198155497026#!/compare/1503964800/1504051200

67 - 7 = 60 Keys

Kick Mini

https://backpack.tf/suggestion/59cd1a8bcf6c75623e08e36f - 67 Keys

https://backpack.tf/item/4207946025

Sale 4) Sold for an Eerie Orbiting Fire Anger (60 Keys) + White Bill's (~2 Keys)

https://backpack.tf/profiles/76561198087172601#!/compare/1507420800/1507507200

60 + 2 = 62 Keys

Sale 5) Sold for 36 Keys + ~2 Keys of Items

https://backpack.tf/profiles/76561198098563620#!/compare/1507420800/1507593600

Since this sale sold in 1 Day for essentially full pure, I'll call it a quicksell.