UMA

UMA is a character that appeared in Star☆Twinkle Pretty Cure: Hoshi no Uta ni Omoi wo Komete. They are a Star Drop that get sought after by the Alien Hunters and ultimately grow into a planet.

Appearance
When first born, UMA was a five angle star, but retract spikes when frightened.

Their second stage was having a spiky head and two antennae that had teal and pink colors. It now had a yellow body and a round face.

Their third stage closely resembled Hikaru and Lala even more, having grown taller in height.

Their fourth and final stage is a mix between Hikaru and Lala, having its antannae grown like twin tails and have a hairstyle similar to Lala's.

Personality
Being an alien, UMA was initially timid and hypersensitive, even prone to throw tantrums or attack people when frightened, or crying in high-pitch. When sensing an overwhelming amount of emotions at the same time, they also grew hostile.

But generally, UMA is friendly, peaceful and love music.

Abilities
They can't speak, but can communicate in a high-pitch or music.

Over time, as a Star Drop, UMA can become a planet, and can easily influenced by surrounding emotions. But if exposed to overly strong emotions, it will not develop properly and becomes a dangerous planet instead.

Trivia

 * UMA means "unidentified mysterious animal".