Resuggestion, thanks to K1ng for the info!

Sale 1:

https://backpack.tf/profiles/76561198092966938#!/compare/1536192000/1536278400

https://backpack.tf/profiles/76561198060113354#!/compare/1536192000/1536278400

Bulk

Sale 2:

https://backpack.tf/profiles/76561198060113354#!/compare/1537315200/1537660800

https://backpack.tf/profiles/76561198126777328#!/compare/1537315200/1537660800

Sold for DBD Law + 2 keys

Law Mini:

https://backpack.tf/suggestion/5bff128344325a3dfd3d091d

Suggestion for 86 keys

Total is 88 keys

Sale 3:

https://backpack.tf/profiles/76561198126777328#!/compare/1543017600/1543276800

https://backpack.tf/profiles/76561198119013032#!/compare/1542931200/1543017600

Sold for GE Screamin' + Grail High Five(13.5)

Screamin' Mini:

https://backpack.tf/suggestion/5bff121244325a3dcc4320d2

Suggestion for 60 keys

Total is 73.5 keys

Sale 4:

https://backpack.tf/profiles/76561198147423168#!/compare/1540339200/1540512000

https://backpack.tf/profiles/76561198190594053#!/compare/1540425600/1540512000

Sold for Normal Batsaber(65) + 2 keys

Total is 67 keys

Sale 5:

https://backpack.tf/profiles/76561198190594053#!/compare/1540512000/1540598400

https://backpack.tf/profiles/76561198232041512#!/compare/1540425600/1540598400

Sold for Phos Slug + Cloudy Beanie

No mini on Slug.

Sale 6:

https://backpack.tf/profiles/76561198232041512#!/compare/1540771200/1541116800

https://backpack.tf/profiles/76561198188676728#!/compare/1541030400/1541116800

Sold for Beams Swatter + ~20 keys in sweets

Use there.

Total sales @:

67, 73.5, 88 keys

Taking 67 - 88 keys

K1ng's Part:

I'm not against giving this a conservative drop, so 67-88 should be ok.