This article is for educational and preservation discussion. The Vs. Super Mario Bros. ROM is still under copyright by Nintendo. To play it legitimately, seek out an original arcade cabinet or the Arcade Archives release on Nintendo Switch (which uses the exact same ROM data as the GoodNES 3.14 dump).
Released in 1986 on the Nintendo VS. System , this was an arcade adaptation of the original NES title. While it looks identical at a glance, it was redesigned to be significantly harder to encourage players to spend more quarters. Key differences include:
: Decades later, the GoodNES 3.14 update ensured that this specific piece of arcade history wasn't lost. By cataloguing this specific "upd" (update), preservationists made sure that future generations could experience the exact, quarter-eating difficulty that challenged gamers in 1986.
is a recognized set for organizing NES and Famicom software.
It looks like you’re referencing a , likely from a No-Intro or GoodNES set.
Stay tuned for more information on Goodnes 314 Upd, and get ready to experience VS. Super Mario Bros. like never before!