History: https://backpack.tf/item/1203542393

Tradebacks from Scrap.tf

Sold for a Strange Festivized Killstreak Australium Minigun + Quarantined Collection Case #96 + Confidential Collection Case #97

https://backpack.tf/profiles/76561198108862862#!/compare/1610668800/1610841600

https://backpack.tf/profiles/76561198008856914#!/compare/1610582400/1610841600

19-23 should work for a mini for the Minigun (mean value of 21 keys) https://imgur.com/xGsvGvD https://gladiator.tf/listings/604c65a7c37632b68f87f4a7

Quarantine Case is in-date (mean value of 1.43 keys) https://backpack.tf/stats/Unique/Quarantined%20Collection%20Case/Tradable/Craftable/96

Sales at ~1 key for the Confidential Case https://steamcommunity.com/market/listings/440/Confidential%20Collection%20Case (sellers down to 49.33 ref, still pretty close to a key)

21+1.43+1=~23 keys, no buyout

Taking 23 flat