: Note that some original "Street Fighter IV" (non-Super/Ultra) codes may no longer be redeemable on Steam. Unlocking Titles (Prize Codes) Distinguished from the "Access Code," Prize Codes
No. Those versions ( Ultra Street Fighter IV on PS4/Switch) never used the online pass system.
The primary function of the code was to grant access to Xbox Live or the PlayStation Network. This allowed players to engage in Ranked Matches, Player Matches, and the highly popular Tournament Mode. In a fighting game, where the true test of skill is pitting your abilities against a human opponent, this code was the difference between a vibrant, evolving game and a static disc.
In essence, the game became a strictly offline experience.
For Street Fighter IV (specifically the Super Street Fighter IV era and beyond), this code was essential. Without it, the game was essentially a localized, offline-only experience.
To redeem these, go to > Player Data > Prize Code . Online Play Requirements