A shirt with unrealistic fake bones on the side, so spooky...

Classifieds (As of 3:30 PM EST):

1 at 0.88 ref, and 3 at 1 ref http://prntscr.com/6ed3h6

Only about a page on Outpost, about 75 percent of which are painted or have spells

Recent sales:

http://www.tf2outpost.com/trade/25159694 1 ref

http://www.tf2outpost.com/trade/25198105 Sold at least one of two at 1 ref

Seller:

http://www.tf2outpost.com/trade/25302197 0.88 ref

As 1 ref sells relatively frequently, but the 0.88 seller has remained unsold, the more conservative range 0.88 to 1 ref should be alright.