Item 1: https://backpack.tf/item/17451227043

Sale 1:

https://backpack.tf/profiles/76561198094731874#!/compare/1786147200/1788134400

https://backpack.tf/profiles/76561198850407517#!/compare/1788048000/1788134400

Sold for 500 keys + the Sunbeams Hawaiian Hunter

Sunbeams Havaiian Hunter mini (45-50 keys, 47.5 key median) https://backpack.tf/suggestion/6aa11953ba30ba3f0804591d

500+47.5=547.5 ~548 keys, no buyout https://archivist.tf/history?item=Floral%20Growth%20Necroprancer&at=2026-08-31

Sales:

548

Sellers and buyers:

BPTF - https://imgur.com/7yjpwsl Buyers up to 132 keys

MPTF - https://marketplace.tf/items/tf2/31495;5;u410 Nothing

STN - No page

SCM - https://steamcommunity.com/market/listings/440/Unusual%20Necroprancer?appid=440&q=Floral+Growth https://imgur.com/C5etKYo No sellers, buyers up to 298.23€ (~150 keys)

Going with 550 keys (548 keys rounded)