Free suggestion courtesy of Mindacosine

Sold for a Massed Flies Gentleman's Gatsby(11.5 Keys, round to 12) and 17 Keys(29 Keys total)

https://backpack.tf/profiles/76561198059769005#!/compare/1524873600/1524960000

Sold for a Smoking Horrific Headsplitter(22 Keys) and a Green Confetti Troublemaker's Tossle Cap(18 Keys)(40 Keys total, Outlier)

https://backpack.tf/profiles/76561198110560396#!/compare/1524614400/1524787200

Sold for a Stormy Storm Wraith Wrap(24 Keys) and ~6.5 Keys in Sweets(30.5 Keys total, round to 31)

https://backpack.tf/profiles/76561198110560396#!/compare/1524960000/1525478400

Wraith Mini

Quicksold for 24 Keys(Credits to Erik for the sale!)

https://backpack.tf/profiles/76561198085116555#!/compare/1525305600/1525392000

https://backpack.tf/profiles/76561198310144372#!/compare/1525219200/1525305600

https://gyazo.com/718d4c52230ae714e3067085d15c9455

This would not be appropiate as a full suggestion, however taking this value is better than taking a seller at 26.

Sold for a Haunted Ghosts Ol' Snaggletooth(18.5 Keys) and an Aces High Troublemaker's Tossle Cap(15.5 Keys)(34 Keys total)

https://backpack.tf/profiles/76561198085116555#!/compare/1525305600/1525392000

Sold for a Disco Beat Down Runner's Warm-Up(30 Keys) and 4 Keys(34 Keys total)

https://backpack.tf/profiles/76561198388363768#!/compare/1525824000/1525910400

Added 1 Key for a Haunted Ghosts Hot Dogger(30 Keys) and ~6.5 Keys in Sweets(~35.5 Keys total, round to 36)

https://backpack.tf/profiles/76561198053747026#!/compare/1519862400/1519948800

https://backpack.tf/profiles/76561198160898152#!/compare/1519862400/1519948800