This version of Go! Go! Dodge League is a revision of the original Super Nintendo release, designated 'Rev A'. 'Rev A' typically denotes a revised version of the game, often addressing bugs, glitches, or balance issues present in the initial release.  The core gameplay and content are expected to remain similar to the original, with improvements likely made behind the scenes to enhance performance or fix problems encountered in the original release.

Go! Go! Dodge League (Japan) (Rev A)

Go Go Ackman 2 (Japan)