So low.

Sale 1: Sold for Purple Energy Bolted Bicorne[25 keys via mini]

http://backpack.tf/profiles/76561198116002030/#!/compare/1459036800/1459209600

Sale 2: Sold for 22 keys

http://backpack.tf/profiles/76561198071863476/#!/compare/1458543600/1458630000

I know, it doesn't show 22, go to the sellers backpack, and sort by time on March 22nd. It'll show 22: http://backpack.tf/profiles/76561198125791160?time=1458633224

Sale 3: Sold with 2 other unusuals for Haunted Ghosts Whirly Warrior

http://backpack.tf/profiles/76561198125906737/#!/compare/1459209600/1459296000

should be used for the warrior

Sale 4: Sold for Strange Professional Killstreak Australium Force-A-Nature[16 keys via mini]+8 keys

http://backpack.tf/profiles/76561198102296925/#!/compare/1456819200/1456992000

16+8=24 keys

Sale 5: Sold for 20 keys

http://backpack.tf/profiles/76561197980923916/#!/compare/1457424000/1457596800

Sale 6: Sold with another unusual for Haunted Ghosts Festive Tree

http://backpack.tf/profiles/76561198116002030/#!/compare/1459728000/1460419200

should be used for the tree

Mini on Bicorne: http://backpack.tf/vote/id/5716dad1866747134f572a82

Mini on Force-A-Nature:

Sellers at 16 keys https://gyazo.com/d2d982e669b2dc2d3fe1cd6116151d1e.png

I have sales at 20, 22, 24 and 25. Making this a range of 20-25 keys.