to 2400: Unclued

The preamble suggests that unclued entries are partial anagrams of UNCLUED. The ‘repeated cryptic clue (= anagram of CLUE)’ ‘fixes not only’ LUCE ‘but also’ the central 2×2 block as [CE/LU] and ‘as a result’ LUNE.
 
First prize Sue Topham, Elston, Newark
Runners-up Ben Stephenson, London SW12; Phillip Wickens, Faygate, West Sussex