SK 23 or SKxARM is the tentative working titled of a film which stars actor Sivakarthikeyan in the lead, and is written and directed by AR Murugadoss. Latest update on this movie is that SK 23 has completed 70% of shooting. Actress Rukmini Vasanth plays female lead in this film, which is produced by Sri Lakshmi Movies.

SK 23 has Anirudh Ravichander for music, and also stars Vidyut Jammwal, Biju Menon, Vikranth, Shabeer Kallarakkal, Sanjay, Sachana Namidass among others.