Danielle

Season One Episodes

 * "King Dedede VS Royal Pain" (first appearance)
 * "Return of the Bowser Jr."
 * "Flight of the Koopalings"
 * "The Ring of the Master"

Season Two Episodes

 * "Secrets of the Lost City"
 * "Breakout"
 * "Secret Saturday"
 * "Year of the Will"
 * "A Hero Too Far"
 * "Magic Enemy"
 * "Take This City"

Season Three Episodes

 * "I Lost My Parts"
 * "Gotham"
 * "Commander Attack"
 * "My Life as a Teenage Robot"
 * "A Talented Mr. Stronghold"

Season Four Episodes

 * "Lost & Founded"
 * "Fallen Hero"
 * "The Father of Evened"

Season Twenty Episodes

 * "The High School Planet" (final appearance)