Form of darts one is lucky to play (5)

I believe the answer is:

strad

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'one is lucky to play' is the definition.
I don't know anything about this answer so I cannot judge whether it can be defined by this definition.

'form of darts' is the wordplay.
'form of' indicates anagramming the letters (another form of the same letters).
'darts' is an anagram of 'STRAD'.

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(Other definitions for strad that I've seen before include "Top-quality violin (abbr.)" , "that Grappelli could have played" , "Famous violin" , "Valuable old violin" , "Noted violin" .)

I've seen this clue in the Evening Standard.

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