This is the beta version of "The Mask" for the SNES in the USA. Beta versions often have unfinished elements, glitches, and overall playability issues which are fixed before official release.  Comparing the beta to the final version showcases the development team's efforts in refining the game.  Information regarding this beta might be limited, but could reveal development decisions and insights into the process of bringing "The Mask" to the SNES.

Mask, The (USA) (Beta)

Mask, The (Europe)