ok one more outdated.

Sale 1: sold with sweets adding up to around 13 keys for duped burning nano

http://backpack.tf/profiles/76561198124324994?time=1431673200

http://backpack.tf/profiles/76561198124324994?time=1431759600

not using cuz only proper mini i found for nano was a sale at 30 keys, which makes nightmare too low.

sale 2: sold for duped demonflame larrikins[34 keys via mini]+3 keys+1 key in items

http://backpack.tf/profiles/76561198124324994?time=1430290800

http://backpack.tf/profiles/76561198124324994?time=1430377200

34+3+1=38

mini for larrikin: sold for misty skull counterfeit billycock[38 keys]

http://backpack.tf/profiles/76561198076674063?time=1431673200

http://backpack.tf/profiles/76561198076674063?time=1431932400

38*0.9=34.2 rounding to 34

taking final price as 38 keys.