The Museum of Icelandic Sorcery & Witchcraft houses the only known intact pair of necropants, a beyond-disturbing item popularly used for purposes of traditional magic in seventeenth century Iceland. To make your own (and thus reap good fortune), strike a deal with a friend than whoever dies first will allow the other wear the lower half of their corpse as a pair of pants, day and night:
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If you want to make your own necropants (literally; nábrók) you have to get permission from a living man to use his skin after his death.
After he has been buried you must dig up his body and flay the skin of the corpse in one piece from the waist down. As soon as you step into the pants they will stick to your own skin.
A coin must be stolen from a poor widow and placed in the scrotum along with the magical sign, nábrókarstafur, written on a piece of paper.