Ariel the Little Mermaid who the player selects, both characters play the same, and feature two attacks for defeating enemies, a "normal" and a "special". Side characters from the film, like Flounder and Sebastian make appearances, and can aid the player in their quest. There are a total of 5 stages, 4 regular, each featuring a boss fight at the end, with the fifth one being exclusively a final boss fight against antagonist Ursula. The Genesis version of Ariel the Little Mermaid has received mixed to negative reviews. "AllGame" gave the game a somewhat positive review, stating a young child may enjoy it, but
Ursula (The Little Mermaid) "The Gospel according to Disney: Faith, Trust, and Pixie Dust" author Mark I. Pinsky, Ursula became "the most grotesque characterization Disney ... have created for a female villain" at that time. Having animated previous Disney villains, Keane was originally approached to be the supervising animator of Ursula, but declined in favor of animating Ariel because he longed to do something different. Thus, Keane was replaced by Ruben A. Aquino. The character was originally drawn with a full set of eight tentacles similar to a real-life octopus, which were eventually reduced to a more manageable six because the original amount would