Monday's game will require the tickets marked "NLDS Game 2."
The potential confusion stems from the fact the tickets reflect the number of the game being played in Pittsburgh, not of the series.
Tom Singer is a reporter for MLB.com and writes an MLBlog Change for a Nickel. He can also be found on Twitter @Tom_Singer. Thomas Harding is a reporter for MLB.com. Follow him on Twitter @harding_at_mlb. This story was not subject to the approval of Major League Baseball or its clubs.