House of Cards Power Rangers DinoThunder : Season 1 Episode 35

Ethan finds a special trading card when he "duels" that Elsa/Principal Randall takes an interest in. She confiscates it and decides to make a monster of it. Dr. Oliver walks in her office as she reveals her true self and they battle. She escapes and releases the creature on the card to fight the rangers. Afterward through a chance encounter, Trent's secret is revealed, much to his dismay.