Cold Shock

https://backpack.tf/item/4478430995

Sale 1) Sold for a Duped Scorching Flames Handyman's Handle (34 Keys)

https://backpack.tf/profiles/76561198356813033#!/compare/1557532800/1557619200

Handle Mini

https://backpack.tf/profiles/76561198356813033#!/compare/1557619200/1557705600 - Sold for 34 Keys + 21 Refined

Rounds to 34 Keys

Sale 2) Bulk sale for a Circling Heart Cat Pajamas

https://backpack.tf/profiles/76561198056866244#!/compare/1558656000/1558742400

Sale 3) ?

https://backpack.tf/profiles/76561198047168424#!/compare/1558828800/1558915200

https://backpack.tf/profiles/76561198868323781#!/compare/1558828800/1558915200

Sale 4) Quicksold for 31 Keys + 5 Refined

https://backpack.tf/profiles/76561198868323781#!/compare/1558828800/1558915200

Sale 5) ?

https://backpack.tf/profiles/76561198148836514#!/compare/1558915200/1559001600

https://backpack.tf/profiles/76561198135592074#!/compare/1558915200/1559001600

Sale 6) Sold + 5 Keys + ~2 Keys of Items for a Scorching Flames Sky High Fly Guy (41.5 Keys)

https://backpack.tf/profiles/76561198135592074#!/compare/1559088000/1559174400

https://backpack.tf/profiles/76561198393588133#!/compare/1559088000/1559174400

41.5 - 5 - 2 = 34.5, which rounds to 35 Keys

Sale 7) Sold + 3 Keys for a Green Energy Slick Cut (36.5 Keys)

https://backpack.tf/profiles/76561198393588133#!/compare/1559174400/1559260800

https://backpack.tf/profiles/76561198198869057#!/compare/1559088000/1559260800

36.5 - 3 = 33.5, which rounds to 34 Keys

Slick Mini

https://backpack.tf/suggestion/5cf20de0d381723fa24f10bb - 36.5 Keys