Sold for knifestorm waxy (4.7, old price):

http://www.tf2outpost.com/trade/16891240

Last waxy was bought for a steaming marauder (1) + memory leak tricorne (2.1) + smoking pyromancer (1.2) ~ 4.3 buds

Sold with 5 keys for a purple energy trophy belt (4.5, old price, but it was bought by the seller for p.e. snaggle (3) + 1 bud, so close enough) ~ 4.2 buds:

http://www.tf2outpost.com/trade/16694980

Sold for a terror watt das hazmattenhatten (3.9) + all the 2013 festive weapons (10.33 ref) ~ 4 buds:

http://www.tf2outpost.com/trade/16876949

Some of the C/Os:

http://www.tf2outpost.com/trade/16629404 - highest offer cloud 9 grimm hatte (4 buds)