https://backpack.tf/stats/Unusual/Toadstool%20Topper/Tradable/Craftable/108

Tesla Coil Toadstool Topper (Mini for Miami Nights Brotherhood of Arms)

Current price : 30 - 36 keys

New price : 34 - 40 keys

Sale 1 (August 6 2019)

https://marketplace.tf/items/tf2/30796;5;u108

Can't find hat's history

https://manic.tf/keyprice/?at=2019-08-06&price=68

Key's price on this day : $1.84

Sold for $68

68 / 1.84 = 36.95 = 37 keys

Sale 2 (August 1 2019)

https://marketplace.tf/items/tf2/30796;5;u108

Can't find hat's history

https://manic.tf/keyprice/?at=2019-08-01&price=68

Key's price on this day : $1.80

Sold for $68

68 / 1.8 = 37.77 = 38 keys

Sale 3 (July 26 2019)

https://marketplace.tf/items/tf2/30796;5;u108

Can't find hat's history

https://manic.tf/keyprice/?at=2019-07-26&price=43.28

Key's price on this day : $1.82

Sold for $43.28

43.28 / 1.82 = 23.78 = 24 keys <--- Countered by quickbuyers

Sale 4 (June 11 2019)

https://marketplace.tf/items/tf2/30796;5;u108

https://backpack.tf/item/5242506667

https://manic.tf/keyprice/?at=2019-06-11&price=68

Key's price on this day : $1.81

Sold for $68

68 / 1.81 = 37.56 = 38 keys

No b/o found

Sale 5 (June 2 2019)

https://marketplace.tf/items/tf2/30796;5;u108

https://backpack.tf/item/6315601225

https://manic.tf/keyprice/?at=2019-06-02&price=62

Key's price on this day : $1.81

Sold for $62

62 / 1.81 = 34.25 = 34 keys

No b/o found

Sale 6

https://backpack.tf/profiles/76561198096570937#!/compare/1564012800/1564185600

https://backpack.tf/profiles/76561197985963488#!/compare/1484092800/1565740800

Untraceable

Sale 7

https://backpack.tf/profiles/76561198061440669#!/compare/1563926400/1564012800

https://backpack.tf/profiles/76561198096570937#!/compare/1563926400/1564012800

Sold for a Smoking Soldier's Stash (Can't make mini) + shred alert (37 ref)

39 keys b/o : https://bot.tf/stats/listings/Y7DDDGXL

Sale 8

https://backpack.tf/profiles/76561198337734785#!/compare/1561334400/1561420800

https://backpack.tf/profiles/76561198061440669#!/compare/1561334400/1561420800

Sold for 35 keys

SAle 9

https://backpack.tf/profiles/76561198333542741#!/compare/1561248000/1561334400

https://backpack.tf/profiles/76561198337734785#!/compare/1561248000/1561334400

Sold for 30 keys + 13.11 ref = 30 keys

Sale 10

https://backpack.tf/profiles/76561198061440669#!/compare/1561161600/1561248000

https://backpack.tf/profiles/76561198333542741#!/compare/1561075200/1561161600

Sold for 40 keys

Sale 11

https://backpack.tf/profiles/76561198267189538#!/compare/1561075200/1561161600

https://backpack.tf/profiles/76561198061440669#!/compare/1561075200/1561161600

Untraceable (missing items)

Sale 12

https://backpack.tf/profiles/76561198333542741#!/compare/1560038400/1560556800

https://backpack.tf/profiles/76561198267189538#!/compare/1559952000/1560038400

Untraceable

Sale 13

https://backpack.tf/profiles/76561198080179568#!/compare/1559347200/1559433600

https://backpack.tf/profiles/76561198333542741#!/compare/1559347200/1559779200

Untraceable

Sale 14

https://backpack.tf/profiles/76561198830746068#!/compare/1559952000/1560038400

https://backpack.tf/profiles/76561198192602363#!/compare/1559952000/1560038400

Sugg for which one I need this mini

Sale 15

https://backpack.tf/profiles/76561198146765885#!/compare/1559952000/1560038400

https://backpack.tf/profiles/76561198830746068#!/compare/1559952000/1560038400

Sold for 30 keys + 5 ref = 30 keys

Sale 16

https://backpack.tf/profiles/76561198003671763#!/compare/1564012800/1565654400

https://backpack.tf/profiles/76561197963498864#!/compare/1565654400/1566432000

Untraceable

Sale 17

https://backpack.tf/profiles/76561198061440669#!/compare/1565568000/1565654400

https://backpack.tf/profiles/76561198003671763#!/compare/1564012800/1565654400

Sold for 37 keys

Sale 18

https://backpack.tf/profiles/76561198074924284#!/compare/1566172800/1566259200

https://backpack.tf/profiles/76561198038591804#!/compare/1566259200/1566345600

Sold for 44 keys

Sale 19

https://backpack.tf/profiles/76561198046393528#!/compare/1564876800/1565049600

https://backpack.tf/profiles/76561197963673725#!/compare/1564963200/1565308800

Untraceabe

Sale 20

https://backpack.tf/profiles/76561197981503951#!/compare/1564790400/1564963200

https://backpack.tf/profiles/76561198046393528#!/compare/1564704000/1564876800

Sold for a Stormy Storm Large Luchadore (29.5 keys, rounding to 30)

No b/o found

Sale 21

https://backpack.tf/profiles/76561198830746068#!/compare/1566000000/1566086400

https://backpack.tf/profiles/76561198257938376#!/compare/1562716800/1566086400

Untraceable

Sale 22

https://backpack.tf/profiles/76561198180769950#!/compare/1564704000/1565481600

https://backpack.tf/profiles/76561198830746068#!/compare/1565395200/1565481600

Untraceable

Sale 23

https://backpack.tf/profiles/76561198317418604#!/compare/1563667200/1563753600

https://backpack.tf/profiles/76561198180769950#!/compare/1563667200/1563753600

Sold for 44 keys

Sale 24

https://backpack.tf/profiles/76561198166381563#!/compare/1561161600/1564012800

https://backpack.tf/profiles/76561198114402400#!/compare/1561075200/1561161600

Untraceable

Sale 25

https://backpack.tf/profiles/76561198971754823#!/compare/1565827200/1566691200

https://backpack.tf/profiles/76561198897146610#!/compare/1566086400/1566691200

Untraceable

Sale 26

https://backpack.tf/profiles/76561198247858024#!/compare/1566604800/1566950400

https://backpack.tf/profiles/76561198971754823#!/compare/1565827200/1566691200

Untraceable

Sale 27

https://backpack.tf/profiles/76561198262338263#!/compare/1560211200/1560297600

https://backpack.tf/profiles/76561198247858024#!/compare/1560124800/1560297600

Untraceable

Sale 28

https://backpack.tf/profiles/76561198006549800#!/compare/1565481600/1565654400

https://backpack.tf/profiles/76561198003671763#!/compare/1565654400/1565740800

Sold for 44 keys

Sale 29

https://backpack.tf/profiles/76561198872803862#!/compare/1564099200/1565308800

https://backpack.tf/profiles/76561198131633162#!/compare/1564617600/1564704000

Untraceable

Sale 30

https://backpack.tf/profiles/76561198105520850#!/compare/1559606400/1566950400

https://backpack.tf/profiles/76561198095862827#!/compare/1559606400/1559692800

Untraceable

Summary :

3 @ 44 keys <--- 2 unsold for +2 months, best to exclude

3 @ 30 keys <--- Outlier

2 @ 38 keys

2 @ 37 keys

1 @ 40 keys

1 @ 35 keys

1 @ 34 keys