Sale 1:

Sold for 28 keys + #24 Das Hazmattenhatten (~2 below)

Seller: https://backpack.tf/profiles/76561198084164485#!/compare/1556841600/1557014400

Buyer is untraceable, most likely private, but there’s no doubt that it sold for the stuff here.

https://backpack.tf/item/2359167595

https://backpack.tf/profiles/76561198160856661#!/compare/1559001600/1559088000

#24 Das sold for 2 here

X = 30

Sale 2:

Sold for Smoking Thirst Blood (Suggestion at 15) + 14 keys

Seller: https://backpack.tf/profiles/76561198859721638#!/compare/1556582400/1556755200

Buyer: https://backpack.tf/profiles/76561198084164485#!/compare/1556668800/1556755200

https://backpack.tf/item/2359167595

X = 29

Marketplace Sales:

https://marketplace.tf/items/30095;5;u58

$55 on April 19th

https://manic.tf/keyprice/?at=2019-04-19 - $55 / $1.78 = 30.90 keys

https://backpack.tf/item/2173396966

X = 31

Other Sales:

https://backpack.tf/item/2359167595 (#1 & #2)

#1

Untraceable

https://backpack.tf/profiles/76561198082350482#!/compare/1556582400/1556668800

https://backpack.tf/profiles/76561198302399911#!/compare/1556582400/1556668800

#2

Bulk for Circling Heart Rotation

https://backpack.tf/profiles/76561198302399911#!/compare/1556668800/1556755200

https://backpack.tf/profiles/76561198859721638#!/compare/1556582400/1556755200

Using on the rotation

#3

Sold with 3 keys for Aces High Bonk Boy

https://backpack.tf/profiles/76561198106511423#!/compare/1553731200/1553817600

https://backpack.tf/profiles/76561198252999692#!/compare/1553558400/1553817600

Would be better to price the Bonk Boy with this sale.

Smoking Thirst Blood:

https://backpack.tf/suggestion/5cef6bf4d381722684636330

Sales at:

29

30

31

No current sellers.

Going with 29-31.