STYX
Set to 40 different clues across 57 published puzzles, most often “Charon's river” — The New York Times, Wednesday, 3 February 2010.
4 letters
Every clue on record, most used first
- Charon's river11 times
The New York Times — Wednesday, 3 February 2010
- River of Hades3 times
The New York Times — Tuesday, 9 June 2009
- River to the underworld3 times
The New York Times — Monday, 13 December 2004
- Underworld river2 times
The New York Times — Monday, 26 May 2003
- Charon's waterway2 times
The New York Times — Tuesday, 24 July 2001
- Charon's crossing2 times
The New York Times — Wednesday, 22 October 1997
- Boundary of mythonce
The New York Times — Thursday, 4 August 2011
- Gods swear by itonce
The New York Times — Friday, 27 May 2011
- "Come Sail Away" band, 1977once
The New York Times — Tuesday, 24 May 2011
- Frightful river to crossonce
The New York Times — Thursday, 3 February 2011
- Dead river?once
The New York Times — Tuesday, 12 October 2010
- Milton called it "The flood of deadly hate"once
The New York Times — Thursday, 5 August 2010