Rookie is a resident of Zoo Amsterdam, and a new member of the Ghostbusturtles. Peter Venkman and Michelangelo briefly encountered him when the pair were found by the Ghostbusturtles, and he took part in capturing Venkman.
Trivia[]
- Rookie is named after the playable recently-recruited fifth Ghostbuster character in Ghostbusters: The Video Game, released in 2009.