Rhythm Rally/Unused

Rhythm Heaven
Rhythm Rally consists of the following versions in Rhythm Heaven:

Unused Content
There is an unused 2D paddle swing animation.

As can be seen above, an unused fourth version of Rhythm Rally's graphics exist in the game, identical to the version used in Remix 2.

Miscellaneous
There is an unused version of the prologue featuring a muscular Paddler. The prologue in Rhythm Tengoku Gold is colored, while other regions show a silhouette. Rhythm Heaven in particular also adds a border.

Rhythm Heaven Megamix
Rhythm Rally consists of the following versions in Rhythm Heaven Megamix: