The Most Intense Monster Outbreak

 is the last episode of the second season of Star Teens Unite!.

Summary
Ella is still in a coma, but Vampira has unleashed her monsters and all of the Star Teens' enemies to attack Orlando! Will the Star Teens save Orlando from a deadly monster outbreak? Also, guess who appears out of nowhere...

Debuts

 * Stella

Characters

 * Ella (Flashback only)
 * Kevin/The White Knight
 * Inidra
 * Sandra
 * Felicia
 * Liza
 * Tanya
 * Sheila
 * Bella
 * Buru
 * Trixie (Ella's mother)
 * Julie (Ella's younger sister)
 * Debbie (Inidra's mother)
 * Samantha (Sandra's mother)
 * Paul (Sandra's younger brother)
 * Judith (Felicia's mother)
 * Daphne (Liza's mother)
 * Elena (Tanya's mother)
 * Antonio (Tanya's younger brother)
 * Maya (Tanya's younger sister)
 * Heather (Sheila's mother)
 * Veronica
 * Eileen Kimball
 * Queen Vampira
 * Tauron
 * Mudora
 * Colossus
 * Moat Beast
 * Ice Breath
 * Peace-Killers
 * Captain Birgus
 * Mutant pirates
 * Dr. Crassman
 * Raseri
 * Stheno, Euryale, and Medusa

Voice Cast

 * Aimee Carrero - Tanya
 * Alana Ubach - Antonio
 * Candi Milo - Evadora
 * Colleen O'Shaughnessey - Trixie
 * Cree Summer - Queen Vampira, Heather
 * Dee Bradley Baker - Tauron, Lobster Mutant Pirate
 * Grey Griffin - Sandra, Samantha, Medusa
 * Hynden Walch - Gwendolynda
 * James Horan - Raseri
 * Jeff Bennett - Shark Mutant Pirate
 * Jennifer Hale - Mudora, Veronica, Stheno
 * Jessica DiCicco - Stella
 * Josh Keaton - Kevin/The White Knight
 * June Angela - Daphne
 * Kate Micucci - Inidra
 * Kath Soucie - Debbie
 * Keith Ferguson - Walrus Mutant Pirate
 * Kimberly Brooks - Sheila
 * Maria Canals Barrera - Elena
 * Mark Hamill - Captain Birgus
 * Mae Whitman - Eileen Kimball
 * McKenna Grace - Julie
 * Nika Futterman - Maya
 * Rob Paulsen - Octopus Mutant Pirate
 * Susanne Blakeslee - Bella
 * Tara Strong - Felicia, Judith, Paul, Euryale
 * Tom Kenny - Dr. Crassman
 * Vanessa Marshall - Buru
 * Vyvan Pham - Liza

Trivia

 * Ella, though not having any dialogue, still in a coma, appears in the flashback. We will see what will happen to her when the show returns for the third season.
 * The mysterious Star Teen named Stella (acting as Julie's guardian) is a homage to Sailor Pluto.