Let's go.

https://backpack.tf/item/4311798414

https://backpack.tf/profiles/76561197982127154#!/compare/1709683200/1709856000

https://backpack.tf/profiles/76561198043902761#!/compare/1709510400/1709856000

875 pure + Stellar Ascent Power Spike (indate at 470) = 875 + 470 = 1345

https://backpack.tf/profiles/76561197974943082#!/compare/1704067200/1704672000

https://backpack.tf/profiles/76561197982127154#!/compare/1704499200/1704672000

Double spelled Havenaplane + Strange Cats

This sale ends up becoming invalid and I'll explain below

Mini for Havenaplane

https://backpack.tf/item/2036315882

https://backpack.tf/profiles/76561197974943082#!/compare/1706832000/1707004800

https://backpack.tf/profiles/76561198057452720#!/compare/1706832000/1707091200

Havenaplane + Strange Cats > Strange VFB Private Eye

Mini for Private Eye

https://backpack.tf/item/2045879881

https://backpack.tf/profiles/76561197974943082#!/compare/1707091200/1707609600

https://backpack.tf/profiles/76561198850407517#!/compare/1707436800/1707868800

Complex sale, in which at bare minimum the Spectral Wick Gauzed has no other sales. Excluding.

https://backpack.tf/profiles/76561198850407517#!/compare/1709424000/1709683200

https://backpack.tf/profiles/76561199422453221#!/compare/1709424000/1709596800

Corpse Grey Scorching Batter's + TWatt Antlers + Strange Grim Tweeter, this sale becomes invalid later because the Batter's cannot be mini'ed

Mini for Batter's

https://backpack.tf/item/238055113

https://backpack.tf/profiles/76561198261483133#!/compare/1705708800/1705881600

https://backpack.tf/profiles/76561199422453221#!/compare/1705622400/1705881600

Added alongside a Gangreen CV Tungsten for 50 festivisers + Demonflame Capotain, Capotain has no other sales

https://backpack.tf/profiles/76561198042454410#!/compare/1704758400/1705104000

https://backpack.tf/profiles/76561198261483133#!/compare/1704672000/1704844800

Bulk buy

Mini for items used for Private Eye's sale 1

https://backpack.tf/profiles/76561197974943082#!/compare/1711152000/1711324800

https://backpack.tf/profiles/76561198244962432#!/compare/1711152000/1711324800

Complex for Knifestorm Berliner's

Given sale 2 has no valid mini, taking 1345 flat.