Searing Plasma Towering Pillar of Hats

Sale 1: 82.17 USD on mp.tf. 1 key = 1.98 USD --> 41.5 keys; rounding to 42

https://marketplace.tf/items/135;5;u15

Sale 2: Vintage Specialized Killstreak Lugermorph (4.5) + Strange Killstreak Australium Scattergun (24.5) + Victory Lap (~2.5) --> 31.5; rounding to 32

https://backpack.tf/profiles/76561198276023576#!/compare/1519084800/1519171200

https://backpack.tf/profiles/76561198068362716#!/compare/1519084800/1519171200

Sale 3: Should be used on unusual taunt

https://backpack.tf/item/286323733

Sale 4: Sold for Ghosts Otolaryngologist's Mirror

https://backpack.tf/profiles/76561198176213142#!/compare/1520726400/1520899200

https://backpack.tf/profiles/76561198011321852#!/compare/1520812800/1520899200

Using on Mirror

Sale 5: Sold with one key for Aces Cotton (25) ------ 24 keys total

https://backpack.tf/profiles/76561198309838525#!/compare/1519171200/1519257600

https://backpack.tf/profiles/76561198276023576#!/compare/1519171200/1519257600

Sale 6: Sold for Aces Cotton (25) + ~4 keys in sweets ----- ~29 keys total

https://backpack.tf/profiles/76561198302605789#!/compare/1517443200/1517529600

https://backpack.tf/profiles/76561198155320889#!/compare/1517443200/1517529600

Sale 7: Sold for EHP Translator (17.5) + 7 keys ----- ~25 keys total

https://backpack.tf/profiles/76561198302605789#!/compare/1517529600/1517616000

https://backpack.tf/profiles/76561198068362716#!/compare/1517529600/1517616000

Sale 8: Sold for GE Capotain (20) + C9 Buckaroos (18)

https://backpack.tf/profiles/76561198309838525#!/compare/1519516800/1519603200

https://backpack.tf/profiles/76561198278494063#!/compare/1519084800/1519603200

http://www.tf2outpost.com/trade/29566630 ----- B/O was 35

Minis for Buckaroos:

Mini 1: 36.86 USD 1 = 1.98 USD --> 18.6 keys

Mini 2: 32.86 USD. 1 key = 1.9 USD --> 17.2 keys

http://manicbot.me/keyprice.txt https://marketplace.tf/items/322;5;u58

Thanks to K1ng for some of the sales.

Seller at 45; buyer at 25 https://i.imgur.com/mN0PIwC.png

Sales at 24, 25, 29, 32, 35, 42

Suggesting range from 29 to 35. 42 seems to be an outlier given all those sales below it.