https://backpack.tf/suggestion/5eae0b27c94967538a46626e Resuggestion

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https://backpack.tf/profiles/76561198160856661#!/compare/1587859200/1587945600

https://backpack.tf/profiles/76561198795869406#!/compare/1587513600/1587945600

https://backpack.tf/suggestion/5eae09166854c75194723c07

https://imgur.com/a/1cn1JmW

255 keys, thanks Torb for screenshot

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Proof provided by maGIK

Sold for duped Misty Skull Charmer's Chapeau

https://backpack.tf/profiles/76561198795869406#!/compare/1588723200/1588982400

https://backpack.tf/profiles/76561198017911489#!/compare/1588636800/1588723200

Mini for the Chapeau:

Sold for atleast 28 keys

https://backpack.tf/profiles/76561198795869406#!/compare/1588982400/1589760000

https://backpack.tf/profiles/76561198344291072#!/compare/1589068800/1588982400

Likely comparisons are not showing the full trade here.

Sold for Arctic Aurora Taunt: Kazotsky Kick + Sulphurous Old Guadalajara + White Lightning Hunter in Darkness + Strange Allbrero

https://backpack.tf/profiles/76561198095022965#!/compare/1587513600/1587600000

https://backpack.tf/profiles/76561198017911489#!/compare/1587513600/1587600000

Unusuals here need updates.

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Proof provided by Shuffle Spy:

https://backpack.tf/profiles/76561198017911489#!/compare/1592611200/1592697600 - Scorching Law (sales are all over the place)

Charmer's sale:

https://backpack.tf/profiles/76561198095022965#!/compare/1587513600/1587600000 - WL Hunter + Sulph. Guad + Arctic Kick + ~6 Keys of Items

137.5 + 35 + 30 + 6 = 208.5, which can be rounded to 210 Keys

Hunter sales:

https://backpack.tf/profiles/76561198251704884#!/compare/1587081600/1587168000 - GE Gibus + Icefall Beenie (85 Keys)

https://backpack.tf/profiles/76561198095022965#!/compare/1589414400/1589500800 - PS Elfin (73.5 Keys) + ~40 Keys of Items + CPS Whoopee

https://backpack.tf/profiles/76561198097499917#!/compare/1590192000/1590278400 - 150 Keys

125 - 150 Keys works for the Hunter.

The GE Gibus/Icefall Beenie sale will be high.

Gibus sales:

https://backpack.tf/profiles/76561198339762409#!/compare/1585267200/1585353600 - Bulk

https://backpack.tf/profiles/76561198050933686#!/compare/1585267200/1585353600 - GE HKC (125 Keys)

https://backpack.tf/profiles/76561198093501381#!/compare/1586217600/1586304000 - Collector's Gunboats + 33 Keys

https://backpack.tf/profiles/76561198143750123#!/compare/1586563200/1586736000 - Dumped for 80 Keys 5 days later

https://backpack.tf/profiles/76561198165055074#!/compare/1587859200/1587945600 - 130 Keys + Spec KS Batsaber

https://backpack.tf/profiles/76561198059109284#!/compare/1588204800/1588291200 - Better for the BoA

https://marketplace.tf/items/tf2/30003;5;u9 - $120 (low)

Guad suggestion:

https://backpack.tf/suggestion/5ec8bca06df7b7458250fdbe - 35 Keys

Kick sales:

https://backpack.tf/profiles/76561198125791160#!/compare/1591401600/1591488000 - 30 Keys

https://backpack.tf/profiles/76561198095022965#!/compare/1588118400/1588204800 - At least 17 Keys, something involving the Phos. Letch also

https://marketplace.tf/items/tf2/1157;5;u3033 - $64.99 (35 Keys)

https://imgur.com/a/9mvHth5 - Capped by the buyout of 30 Keys

210 - 255 Keys will work here.