Re-suggestion, thanks to Mindacos for the info!

Sale 1:

https://backpack.tf/profiles/76561198101899047#!/compare/1527552000/1527638400

https://backpack.tf/profiles/76561198043982289#!/compare/1527552000/1527638400

Sold for P Fetti Honcho(23)

Sale 2:

https://backpack.tf/profiles/76561198043982289#!/compare/1527811200/1527897600

https://backpack.tf/profiles/76561198067403360#!/compare/1527897600/1527984000

Sold for DBD Puffy Cap + Ghastly Party Trick + ~1 keys in sweets

Trick Mini:

https://marketplace.tf/items/1112;5;u3012

Sold for 39.99 USD

Keys at 1.98 USD

Total is 20.20 keys

Puffy Cap Mini:

https://backpack.tf/suggestion/5b5baa8ccf6c756f1119649b

Suggestion for 17 keys.

Total is 38 keys.

Sale 3:

https://backpack.tf/profiles/76561198067403360#!/compare/1529107200/1529366400

https://backpack.tf/profiles/76561198045466865#!/compare/1529107200/1529452800

Sold for Hot Tiger WW Panic Attack

Use there.

Mindacos' Part:

Even though the panic attack only has one other sale, the sales for this are WAY too discrepant.

I'd use the panic attack sale here and give this a range of 32-38. Resuggest at that.

Taking 32 - 38 keys.