
1) Arsenal manager Wenger 2) Deceptive Lupin 3) Detective lupin 4) Detective Lupin of fiction 5) Fictional burglar lupin 6) Fictional criminal lupin 7) Fictional detective lupin 8) Fictional sleuth lupin 9) Fictional thief Lupin 10) French detective Lupin 11) Gentleman thief Lupin 12) Leblanc sleuth Lupin 
Found on 
https://www.crosswordclues.com/clue/arsene

1) French boy name 
Found on 
https://www.crosswordclues.com/clue/arsène

 Arsène is a masculine French given name. It is derived from the Latin name Arsenius, the Latinized form of the Greek name Ἀρσἐνιος (Arsenios), which means `male, virile`. People with the name Arsène include: ...
Found on 
http://en.wikipedia.org/wiki/Arsène

Arsene is a Spanish name for boys. The meaning is `strong, potent` The name Arsene is most commonly given to Walloon boys. The chances are 100 times greater that boys are called Arsene there. Use for the other sex: Arsenia The name sounds like: Arseno, Arseni, Arsen Similar names are: Aronne, Aren, Arjen, Arden, Ariese, Arese, Arien, Arlen, Arlenn,...
Found on 
https://www.pregnology.com/names/boys/Arsene
  No exact match found.