The CW has released an official description for the second episode of Arrow Season 6 which airs on October 19.
The title of the episode is “Tribute.”
ANATOLY RETURNS TO STAR CITY — Oliver (Stephen Amell) tries to balance being the mayor, the Green Arrow and a father to William (guest star Jack Moore). Anatoly (guest star David Nykl) returns to Star City with a deadly agenda. Laura Belsey directed the episode with story by Adam Schwartz and teleplay by Marc Guggenheim & Beth Schwartz (#602). Original airdate 10/19/2017.