
1) DC Comics supervillain
Found on
https://www.crosswordclues.com/clue/nkvdemon

The NKVDemon is the name of three fictional characters appearing in DC Comics as an opponent of Batman. The character`s name comes from the former secret Soviet Police called the NKVD. ==Fictional character biography== ===First NKVDemon=== The NKVDemon appears in the storyline `When The Earth Dies`. He is a protégé of the Russian assassin the......
Found on
http://en.wikipedia.org/wiki/NKVDemon
No exact match found.