Sold for Steaming Familiar Fez (1.2) + Voodoo Juju (6/13) + Non-Craftable Professional Killstreak Spy-cicle Kit (4/13):

http://backpack.tf/profiles/76561198064189643?time=1421136000

http://backpack.tf/profiles/76561198064189643?time=1421568000

(1.2 + 6/13 + 4/13) * .9 = 1.7723 buds

Rounded to 1.8 buds

Sold with Green Black Hole Timeless Topper (unpriced) for Max's Severed Head:

http://backpack.tf/profiles/76561198071144937?time=1423728000

http://backpack.tf/profiles/76561198071144937?time=1423854407

Sold with ~1.5 keys in sweets (1.5/13) for Smoking Le Party Phantom (1.85):

http://backpack.tf/profiles/76561198080612857?time=1422651142

http://backpack.tf/profiles/76561198080612857?time=1422777600

1.85 - 1.5 / 13 = 1.7346 buds

Rounded to 1.7 buds

Presumably offered.

Sold for Time Warp Carouser's Capotain (1.9):

http://backpack.tf/profiles/76561198071144937?time=1423571010

http://backpack.tf/profiles/76561198071144937?time=1423641600

~1.9 buds. This was used to price TW Capotain.

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Steaming Fez:

http://steamcommunity.com/market/listings/440/Professional%20Killstreak%20Spy-cicle%20Kit