Oakstar is a brown cat with a paler underside.
In the Shattered Series
- Nettlefrost tells her story to Sootpaw, and talks about how she wanted to be the deputy. She says Oakstar, although unnamed, was sickly, and Robinflight was ready to take over.
- Later on in her tale, Nettlefrost mentions Oakstar had died, and Robinflight became the leader.
In the 100 OneShot Book
- As Nettlefrost thinks of her fierce ambition to become deputy of ThunderClan, she recalls Oakstar, describing him as old. She knows having Robinflight as a mentor will give her a chance, once Oakstar dies. The white she-cat remembers pushing Eaglepaw away, believing she'd become the next candidate for deputy. However, two moons ago, Oakstar's health began to improve, causing Nettlefrost to reconsider her belief.
- Nettlefrost had set her ambitions aside, but when her leader's health declined again, she focused on being the best warrior. Nettlefrost ponders if Robinflight will pick a temporary deputy once Oakstar passes, thinking of Eagletalon.