The third Unusual I have risen.

Sale 1

http://www.tf2outpost.com/trade/21483962 - Sold for a Strange Specialized Killstreak Festive Knife (17 keys), Killstreak Rocket Launcher (5 ref) and Strange Shotgun (1 key) (18.5*0.9 = 17 keys)

Mini for the Strange Specialized Killstreak Festive Knife

http://www.tf2outpost.com/trade/21608553 - Sold for 17 keys

Sale 2

http://www.tf2outpost.com/trade/20961167 - Sold for 1 bud

Sale 3

http://www.tf2outpost.com/trade/22202907 - Sold for 18 keys

Sale 4

http://www.tf2outpost.com/trade/21912143 - Sold for 18 keys

Feel free to counter / support my proofs.