http://www.tf2outpost.com/trade/25641391

-Bought for TW HK Cone (57) w/ Aussie Axtinguisher (8 Keys) + S. Festive Knife (10 Keys) + Big Kill (7 Keys) ~32 Keys

Before: http://backpack.tf/profiles/76561198079955710?time=1428543081

After: http://backpack.tf/profiles/76561198079955710?time=1428562800

It seems that the range should be 32-27 Keys, but...

Offers: http://www.tf2outpost.com/trade/17823306

-Miami Nights Kiss King ~45 Keys

Offers: http://www.tf2outpost.com/trade/25744384

-Green Energy Demoman's Fro ~38 Keys

-Molten Mallard Grenadier's Softcap ~42 Keys

Offers; http://www.tf2outpost.com/trade/25641391

-He accepted the KaW Tricorne + Smoking Tsarboosh + X Keys ~40 Keys+-

Looks like something is not starting to make sense, so I found more sales.

(No Advertisement Link)

-Sold for DBD Hong Kong Cone w/ 68 Keys ~Outlier

Before: http://backpack.tf/profiles/76561198049530277?time=1430014958

After: http://backpack.tf/profiles/76561198049530277?time=1430031600

http://www.tf2outpost.com/trade/25692797

-Sold for Aces Ninja Hood ~46 Keys (Outdated)

Before: http://backpack.tf/profiles/76561198067717452?time=1429426800

After: http://backpack.tf/profiles/76561198067717452?time=1429513200

http://www.tf2outpost.com/trade/25633896

-Sold for KaW Rack w/ KaW Valley Forge + Steaming Bonk Helm ~Unknown

Before: http://backpack.tf/profiles/76561198067717452?time=1428390000

After: http://backpack.tf/profiles/76561198067717452?time=1428562800

http://www.tf2outpost.com/trade/25371890

-Sold for DBD Charmer's (50 Keys) w/ 8 Keys ~42 Keys

Before: http://backpack.tf/profiles/76561198043835546?time=1427958000

After: http://backpack.tf/profiles/76561198043835546?time=1427526000

http://www.tf2outpost.com/trade/25350809

-Sold for 37 Keys ~37 Keys

Before: http://backpack.tf/profiles/76561198043835546?time=1426316400

After: http://backpack.tf/profiles/76561198043835546?time=1426575600

History doesn't show, but offer says so.

http://www.tf2outpost.com/trade/25744384 50-60 keys

Earlier sales:

Sold for a Cloud 9 Tyrannus:

http://backpack.tf/item/3036258920

http://www.tf2outpost.com/trade/25638077

Minis on the C9 Tyrannus:

64-70 (Rounding to 67) 67 *0.9 ~ 60 ish.

http://www.tf2outpost.com/trade/25689293 50 keys B/O

http://www.tf2outpost.com/trade/25641391 Asking price is 60 keys.

Historical views:

http://backpack.tf/profiles/76561198107740754?time=1428390000 Unboxer

http://backpack.tf/profiles/76561198053134374?time=1428476400 Second owner, sold for searing modest?

http://backpack.tf/profiles/76561198053134374?time=1428390000 Day before the SECOND owner bought it. 91 * 0.9 ~ 82 keys ish.

http://www.tf2outpost.com/trade/25575180 Searing modest earlier trade.

http://www.tf2outpost.com/trade/17165067 Sold for 2 buds, 10 keys (1 year ago) 1 earbud = 16 keys ish, 16 * 2 = 32 + 10 (42 keys sale)

http://www.tf2outpost.com/trade/25638077

Was bought for Searing Modest (82 Keys) w/ Green Energy Slick Cut (45 Keys) ~37 Keys

Before: http://backpack.tf/profiles/76561198053134374?time=1428390000

After: http://backpack.tf/profiles/76561198053134374?time=1428476400

Sales at 32, 37, 37, 40+- and 42 Keys.

Big thanks to Roller! <3