Spear
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Why can't Crabby be a steed?
Added 2 minutes later
"The Mechanical God will punish you!" - obviously, the Werewolf said.
"I know. But contrary to my beliefs, I will say that I am generally suspicious of all kinds of supernatural forces." - the killer also believes in the Mechanical God. Or this is a clue. Rather, the latter, otherwise I don't see any clues at all.
