The 1.02 ISO is not just one version of the game; it is the specific version required by nearly all modern community tools.

: While minor gameplay differences exist between NTSC versions (1.00, 1.01, and 1.02), 1.02 is the version most organizers expect and provide on setups. Key Differences from Previous Versions Version 1.00 / 1.01 Version 1.02 (Standard) Known for several crash-inducing glitches. Fixes major bugs that previously caused the game to freeze.

Some characters lost unique "perks." For example, Samus lost a specific invincibility frame on her dash attack that existed in 1.00.