https://marketplace.tf/items/tf2/30863;5;u13

$299.99 / $2.19 = 136.98 keys

https://backpack.tf/profiles/76561197982127154#!/compare/1614729600/1614816000

https://backpack.tf/profiles/76561198147532685#!/compare/1614816000/1614902400

120 keys

https://backpack.tf/profiles/76561198147532685#!/compare/1620345600/1621209600

https://backpack.tf/profiles/76561198418740133#!/compare/1620777600/1620950400

Better used on the Poisoned Shadows Cyborg Stunt Helmet

https://backpack.tf/profiles/76561198172035674#!/compare/1617235200/1617321600

https://backpack.tf/profiles/76561199109683424#!/compare/1615766400/1617321600

120 keys

https://backpack.tf/profiles/76561198061489334#!/compare/1614988800/1615075200

https://backpack.tf/profiles/76561199106676605#!/compare/1614988800/1615075200

Looks like 119 keys + Duck Journal (4 keys) https://gyazo.com/ac67ddebe51cca870a4f3ed8c5692f63

leaving 2nd compare

https://backpack.tf/profiles/76561199106676605#!/compare/1620259200/1620691200

https://backpack.tf/profiles/76561198135471163#!/compare/1620604800/1620691200

Bulk

https://backpack.tf/profiles/76561198135471163#!/compare/1620691200/1620777600

https://backpack.tf/profiles/76561198154941386#!/compare/1620691200/1620777600

121 keys + 11 refined

https://backpack.tf/profiles/76561198311498888#!/compare/1617148800/1617235200

https://backpack.tf/profiles/76561198069085627#!/compare/1616976000/1617235200

123 keys

https://backpack.tf/profiles/76561199106217370#!/compare/1614902400/1614988800

https://backpack.tf/profiles/76561198068190834#!/compare/1614729600/1614988800

129 keys + 50.44 refined

https://backpack.tf/profiles/76561198068190834#!/compare/1619049600/1619136000

https://backpack.tf/profiles/76561198850274253#!/compare/1619049600/1619136000

Untraceable

https://backpack.tf/profiles/76561198850274253#!/compare/1619395200/1619481600

https://backpack.tf/profiles/76561198063475894#!/compare/1619395200/1619481600

129 keys

https://backpack.tf/profiles/76561198063475894#!/compare/1620259200/1620432000

https://backpack.tf/profiles/76561198142129821#!/compare/1620345600/1620432000

Bulk

https://backpack.tf/profiles/76561198142129821#!/compare/1620345600/1620432000

https://backpack.tf/profiles/76561198415564349#!/compare/1620345600/1620432000

Circling Heart Mining Light, confirmation by involved user https://gyazo.com/387c619ba22f1bc3e6365e4a665c8836

https://backpack.tf/profiles/76561198001984520#!/compare/1620777600/1620864000

https://backpack.tf/profiles/76561198014326469#!/compare/1620777600/1620864000

100 keys

https://backpack.tf/profiles/76561198062420532#!/compare/1614211200/1614297600

https://backpack.tf/profiles/76561198987298930#!/compare/1614124800/1614211200

Strange Normal Scattergun - alone has 144+ key buyer https://gyazo.com/2e0555204ebe098331e163f14eaddb5a

Isotope Star Crossed Rocket Launcher (Field-Tested) - iso rockets are like 24 keys

and two unusual taunts, this is a high outlier

https://backpack.tf/profiles/76561198987298930#!/compare/1614988800/1615161600

https://backpack.tf/profiles/76561198204215085#!/compare/1615075200/1615161600

Added for Stare From Beyond Tavish DeGroot Experience, better used there

https://backpack.tf/profiles/76561198204215085#!/compare/1615075200/1615161600

https://backpack.tf/profiles/76561199102199351#!/compare/1615075200/1615161600

103 keys, 33.11 refined

https://backpack.tf/profiles/76561198337734785#!/compare/1615766400/1615852800

https://backpack.tf/profiles/76561198200154158#!/compare/1615334400/1615852800

Untraceable

https://backpack.tf/profiles/76561198200154158#!/compare/1615852800/1616112000

https://backpack.tf/profiles/76561199084784906#!/compare/1615852800/1616112000

Untraceable

https://backpack.tf/profiles/76561198143668806#!/compare/1537315200/1621555200

https://backpack.tf/profiles/76561198115721685#!/compare/1621209600/1621555200

8 keys + Burning Flames Soldier's Slope Scopers, better used there

https://backpack.tf/profiles/76561198113190503#!/compare/1619913600/1620864000

https://backpack.tf/profiles/76561198040280241#!/compare/1620777600/1620864000

Bulk

https://backpack.tf/profiles/76561198040280241#!/compare/1621123200/1621296000

https://backpack.tf/profiles/76561198061440669#!/compare/1620864000/1621296000

Bulk

Sales:

100

104

120

120

121

123

123

129

130

137

https://gyazo.com/aa722a91e51dd481ca7a050db0dff401

Buyers from 110-115

5 sellers under 137

Going with 120-130