Avatar

- Ruby Roundhouse is the avatar of Martha Kaply.

Skills and Abilities

- Ruby Roundhouse is skilled in martial arts, including karate, Tai'Chi, Aikido and is described as a killer of men. She is also a talented acrobat and gymnast, making her very agile and lithe, capable of performing complex flips and jumps with high levels of precision. Her dance fighting ability is specifically activated whenever the song Baby I Love Your Way by Big Mountain plays. In Jumanji: The Next Level, she gains the ability to use nunchucks. Her only weakness is venom.

Portrayal

- Ruby Roundhouse is played by Karen Gillan.

- Shailene Woodley was originally cast as Ruby Roundhouse, but had to drop out of the film due to scheduling conflicts with Big Little Lies.

Personality

- While in Jumanji, Ruby is a developing badass. Although she hasn’t been able to completely leave her prior insecure and awkward self behind, she’s slowly discovering she is stronger, sexier, and smarter than she ever realized.