The closest matches on Steam are Red Orchestra: Ostfront 41-45, Day of Infamy, Day of Defeat: Source, Hell Let Loose and Call of Duty (2003).
From the Steam games with at least 2,000 reviews and 80% or more positive, we keep the ones whose main player tags match Red Orchestra 2: Heroes of Stalingrad with Rising Storm's most closely, then show the closest first.
