I'd make a shitty science-y pun, but I'm not feeling the spark this time.

Sold for a Bubbling Bonk Boy(44.5 Keys, rounding to 45) and 15 Keys(60 Keys total)

http://backpack.tf/profiles/76561198043936328#!/compare/1461196800/1461283200

Sold for an Australium Pro KS Knife(~33 Keys), an Australium Spec KS Ambassador(~18 Keys) and 5 Keys(56 Keys total)(B/O was 50)

http://backpack.tf/profiles/76561198080179568#!/compare/1462492800/1462579200

http://backpack.tf/profiles/76561198050958150#!/compare/1462579200/1462665600

http://www.tf2outpost.com/trade/28141089

Two sales, 50-60 Keys should be fine.

Additional Proof/Counter-Proof/Constructive Criticism/Feedback is always appreciated.