Sale 1:

Sold for Cloud 9 Scotch Bonnet (Mini at 16.5) + 4 keys

No outpost

Seller: http://backpack.tf/profiles/76561198108170854#!/compare/1491177600/1491436800

Buyer: http://backpack.tf/profiles/76561198167488923#!/compare/1491177600/1491523200

X = 21

Sale 2:

Sold with 4 keys + ~1 key in metal/items for Smoking Bear Necessities (34)

http://www.tf2outpost.com/trade/28845664 - B/O of 20

Seller: http://backpack.tf/profiles/76561198040912205#!/compare/1490400000/1490486400

Buyer: http://backpack.tf/profiles/76561198289372905#!/compare/1490313600/1490486400

X = 20

Sale 3:

Sold with Schadenfruede (1) for Orbiting Fire Noble (Mini at 19 below)

No outpost

Seller: http://backpack.tf/profiles/76561198167488923#!/compare/1492819200/1492905600

Buyer: http://backpack.tf/profiles/76561198162277492#!/compare/1492732800/1492819200

X = 18

Sale 4:

Sold for 17 keys

No outpost

Seller: http://backpack.tf/profiles/76561198010059325#!/compare/1488240000/1488326400

Buyer: http://backpack.tf/profiles/76561198175249965#!/compare/1488326400/1488412800

X = 17

Sale 5:

Sold for DBD Bolted Bicorne

Seller: http://backpack.tf/profiles/76561198162277492#!/compare/1493164800/1493251200

Buyer: http://backpack.tf/profiles/76561198338556449#!/compare/1493164800/1493251200

Probably better to update the Bicorne with this sale

Orbiting Fire Noble Mini:

Sold for 18 keys + ~1 key in items

http://www.tf2outpost.com/trade/28893700 - B/O of 19

Seller: http://backpack.tf/profiles/76561198235889590#!/compare/1493078400/1493164800

Buyer: http://backpack.tf/profiles/76561198091930188#!/compare/1493078400/1493164800

3 sellers in the classifieds for 20 keys

Going with 19 for the noble

Rolling with 17-21.