Update!

Sale 1: https://backpack.tf/profiles/76561198046921199#!/compare/1542067200/1542153600

https://backpack.tf/profiles/76561197998850076#!/compare/1542067200/1542153600

Sold for Kill-a-Watt Antlers (160 keys) + duped Cloud 9 Polar Pullover (160 keys) + Strange Dead Presidents Villain's Veil (68 keys) + Sunbeams Blast Defense (41 keys) + Burning Flames Brain-Warming Wear (28 keys) + 7 keys in sweets.

160 + 160 + 68 + 41 + 28 + 7 = 464

Mini for the Pullover:

Sale 1: https://backpack.tf/profiles/76561198234128068#!/compare/1548028800/1548115200 - 160 pure.

Sale 2: https://backpack.tf/profiles/76561198151835897#!/compare/1544745600/1544832000 - No usable sale on the Brigade.

Mini for the Veil: https://backpack.tf/suggestion/5c47c70044325a581a143626

Mini for the Blast Defence: https://backpack.tf/profiles/76561198156255538#!/compare/1547337600/1547424000 - 41 pure. Classies: https://i.imgur.com/VWknnlW.png.

Classies: https://i.imgur.com/XKaVBqg.png. 465 flat seems perfectly fine.