Beast from horror shows (5)

I believe the answer is:

mhorr

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'beast from horror shows' is the definition.
I don't know anything about this answer so I cannot tell whether it can be defined by this definition.

'beast from horror shows' is the wordplay.
'shows' indicates a hidden word.
'MHORR' is hidden in the letters of 'beast from horror'.

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I've seen this clue in The Independent.

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