Perhaps, you could be right aboutt he puzzle part, or perhaps the ketons themselves are somewhat theifs themselves and put puzzles in the temples to say "These are ours now, you cant obtain them", or perhaps not... But what is the significance of a Keeton mask? Majora has a mask (Demon), Oni Link has a mask (Demon), could the Keeton perhaps be demons?

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Sig rules. Follow them.
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