Ep 11. White Thunder: Part 1

Mesogog sends Elsa out into the woods to bring back the White Dino Gem that he had been cultivating. Mesogog planned to use the energy to destroy the Rangers. Meanwhile, Trent's curiosity sends him snooping through Mercer's house. Trent stumbles on an invisaportal and finds himself in Mesogog's lair. The White Gem bonds with his DNA and the evil White Ranger is born. Mesogog is furious that the gem has been stolen and punishes Elsa and Zeltrax. In the end, the White Ranger fights with our heroes but they have no idea that his true identity is Trent.