The closest matches on Steam are Call of Duty 2, Call of Duty (2003), Brothers in Arms: Hell's Highway, Red Orchestra 2: Heroes of Stalingrad with Rising Storm and Wolfenstein: The Old Blood.
From the Steam games with at least 2,000 reviews and 80% or more positive, we keep the ones whose main player tags match Day of Defeat: Source's most closely, then show the closest first.
