PK Freeze? Thunder?

https://backpack.tf/item/4046019360

Sale) Sold for a Grail Sorcery (77.5 Keys) + Duped Ghosts Attendant (63.5 Keys) + Bonzo Gridiron (30 Keys) + Miami Cosa (27 Keys) + Heart Big Country (26.5 Keys) + DBD Titanium Tyrolean (20 Keys) + Steaming Desert (13.5 Keys) + ~6 Keys of Items

https://backpack.tf/profiles/76561198021055079#!/compare/1494374400/1494460800

77.5 + 63.5 + 30 + 27 + 26.5 + 20 + 13.5 + 6 = 264, which I’ll round to 260 Keys

Attendant Mini

https://marketplace.tf/items/213;5;u8 - Clean Sale ~54 Keys

https://backpack.tf/item/193902253 - Took about a Month

https://backpack.tf/item/372686567

Sale 1) Sold + Aussie Medi Gun (22 Keys) for a Nebula AHFoHA (80 Keys)

https://backpack.tf/profiles/76561198020516880#!/compare/1493683200/1493856000

80 - 22 = 58 Keys

Sale 2) Sold for 48 Keys

https://backpack.tf/profiles/76561198160062501#!/compare/1494374400/1494460800

Sale 3) Sold + Spec KS Aussie Amby (~11 Keys) for a Miami Nights Woolen (57.5 Keys) + 1 Key

https://backpack.tf/profiles/76561198100701298#!/compare/1494460800/1494547200

57.5 + 1 - 11 = 45.5, which rounds to 46 Keys

Sale 4) Sold + Spec KS Aussie Amby (~11 Keys) + 1 Key for a Starstorm Insomnia HKC (85 Keys)

https://backpack.tf/profiles/76561198120382814#!/compare/1494547200/1494633600

85 - 11 - 1 = 73 Keys

Sale 5) Sold for a Green Energy Attendant (58.5 Keys) + Genuine Ap-Sap (2.65 Keys)

https://backpack.tf/profiles/76561198120382814#!/compare/1494720000/1494806400

58.5 + 2.65 = 61.15, which rounds to 61 Keys

Woolen Micro

https://backpack.tf/suggestion/59654207cf6c757aa738f4ee - 57.5 Keys

Counting 46 and 48 low because of the Clean sale at 54 Keys and going 54 - 73.