Dr Seuss is lit

https://backpack.tf/item/634496826

Sale 1) Sold for 215 Keys

https://backpack.tf/profiles/76561198132226518#!/compare/1520208000/1520294400

https://backpack.tf/profiles/76561198040833395#!/compare/1520208000/1520294400

The Keys were used to buy the Halloween Dragonborns: https://gyazo.com/896f4d201f645d378dede5b34e42ffa3

I added Pixxious and asked how much he sold the Dapper for, and he said 215.

https://backpack.tf/item/3822964539

Sale 2) Sold for a Bonzo-the-All-Gnawing Gentleman's Gatsby

https://backpack.tf/profiles/76561198233980044#!/compare/1521158400/1521244800

Low outlier.

Sale 3) Sold for 170 Keys

https://backpack.tf/profiles/76561198094964657#!/compare/1521676800/1521849600

Sale 4) Bulk sale for a Scorching Flames Exquisite Rack

https://backpack.tf/profiles/76561198055721127#!/compare/1522972800/1523059200

Sale 5) Sold for an It's a Secret to Everybody Troublemaker's Tosslecap (167.5 Keys) + Green Energy Backwards Ballcap + Scorching Flames Ol' Guadalajara

https://backpack.tf/profiles/76561198085628805#!/compare/1523059200/1523145600

High outlier.

https://backpack.tf/item/2643390689

Sale 6) I think this was a broker for a Demonflame Detective Noir with the Unusual Knife added?

https://backpack.tf/profiles/76561198334024447#!/compare/1520467200/1520640000

https://backpack.tf/profiles/76561198215842352#!/compare/1520640000/1520726400

https://backpack.tf/profiles/76561198329800429#!/compare/1520553600/1520640000

Sale 7) Sold + Dead Presidents Killer Exclusive (28 Keys) for a Circling Peace Sign Crone's Dome (177.5 Keys) + 21 Keys + ~7.5 Keys of Items

https://backpack.tf/profiles/76561198329800429#!/compare/1521417600/1521590400

https://backpack.tf/profiles/76561198053323380#!/compare/1521417600/1521504000

177.5 + 21 + 7.6 = 206 - 28 = 178, which I'll round to 180 Keys. This should also account for any issue in the Killer Exclusive Mini.

Killer Exclusive Mini

https://backpack.tf/suggestion/5ad968b744325a45c1580dba

Taking 26 - 30 because the 25 quicksale in my comment rules 24 low and the quickbuyer at 23.51 rules 23 low.

https://backpack.tf/item/175310949

Sale 8) Sold for 116 Keys

https://backpack.tf/profiles/76561197971191768#!/compare/1524441600/1524614400

Low outlier.

Sale 9) Sold for a Scorching Flames Charmer's Chapeau + ~8 Keys of Items

https://backpack.tf/profiles/76561198231082180#!/compare/1524528000/1524614400

There's no Mini for the Chapeau.

https://backpack.tf/item/2659998618

https://marketplace.tf/items/252;5;u13 - The one that sold for $370 was Duped