Cynthia/Manga/DPA

Cynthia first appears in Dialga's Secret Keys!, where she rescues Hareta from a. Afterwards, she tells him and Mitsumi about the legends of Celestic Town and the Legendary Pokémon in Sinnoh.

She reappears in A New Battle Begins! as a member of the Pokémon League, challenging Mitsumi. Even though Mitsumi gets the upper hand, she decides to resign, as it would make things better for Hareta.

Pokémon
Cynthia has at least one other Pokémon, as she participated in the first round of the Sinnoh League which is a 3 on 3 Single Battle.

Badges obtained

 * Eight unknown badges (prior to A New Battle Begins!)

Pokémon League
Cynthia has competed in the following Pokémon Leagues:
 * Sinnoh League - At least top 8 (A New Battle Begins!)