Serena Watchmen

Serena Watchmen is one of the who became a mermaid in the American YouTube series, "One Different Secret". Along with Aly Serena discovered her powers after touching a white rock. She is portrayed by actress Avery.

Background
Serena has a mother and a cousin. She has probably been best friends with Aly since little.

Personality
She's fun, brave, and creative. She loves being a mermaid and swimming in her tail, whatever color it happens to be today. Of course, who doesn't like a good fight? She's ready to win a fight against the evil Talie Kresh with her BFF's. She loves an adventure.

Appearance
Serena has curly brown hair and brown eyes. Her tail color is gold/purple.

Becoming a Mermaid
Serena was swimming with her best friend Aly when they saw a white glowing rock. They both touched it at the same time and saw flashes of tails. But they thought it was just a dream. Later in the episode. Marlowe (one of Serena's friends) accidentally got wet and turned into a mermaid. In "Old Age Magic/How About an Upgrade" her tail changed from gold to purple.

Mermaid Powers
Like Aly, Marlowe, and Laura, Serena turns into a mermaid 10 seconds after touching water. She can speak underwater as shown in "How About an Upgrade".

Hydrokinesis
Serena has the power to manipulate and control water. She first figured it out in "Element Change".

Hydro-Cryokinesis
She can freeze water and control ice. First appeared in "Element Change".

Aerokinesis (Rain)
In "How About an Upgrade" when her powers upgrade she could control weather in different ways.

Cryokinesis
In "Call of the Sirens" when Topaz had control of Serena's body, she froze Talie, hinting that Serena has Cryokinesis.

Force Field
Topaz protected herself with a force field using Serena's body.

Trivia

 * Serena and Aly are the only ones that appear in all episodes.
 * Serena represents the element of water.