D&D 5E Trinket - Spooky

Keepsake, momento, curiousity, heirloom, or sentimental junk possessed by an adventurer or as a minor treasure.
Spooky and uncomfortable themes form the backdrop of horror. Involving ghosts, night, fear, vampires, werewolves and Halloween

environment: theme:

A petrified human finger
An ear made from shell with the name "Cruel" Subira carved on it
An ornately painted iron mask depicting a demon. It returns to you a few days later if you lose it or give it away
A twisted hunk of iron
A spooky shard of cold iron
A devilish meat hook made from wood
A gray lump of jet inscribed with the Giant rune for Frost which you can't seem to get rid of
An iron key shaped like a rough skeleton that fits any lock but can't lock or unlock them
A gilded bone whistle
A slimy drum made from iron inscribed with the Common rune for "Commitment"