Camp Fear: [s2e7]

They soon discover the camp has been overrun by a race of aggressive, . These sentient fungi have been unearthed by camp excavators and are capturing humans to use as "plant food" to fuel their growth. As a storm knocks out the power, Ben and Gwen must put aside their constant bickering over their shared birthday to save the remaining campers, including twins named Andy and Mandy. A New Hero Emerges

With the fungus defeated and the campers rescued, the group leaves the "Camp of Fear" behind, though Ben and Gwen's birthday rivalry remains as heated as ever. "Ben 10" Camp Fear (TV Episode 2006) - IMDb [S2E7] Camp Fear

While driving through a mountain pass, Grandpa Max narrowly avoids hitting a frantic boy named Gilbert who is fleeing from his summer camp, . The boy is terrified and has a strange, fungal rash on his arm. Deciding to help, the Tennyson trio drives Gilbert back to the camp, only to find the mess hall in shambles and the site seemingly abandoned in a hurry—even though the food is still warm. The Fungal Threat They soon discover the camp has been overrun

During the battle against the massive fungal entity known as the Mycelium, the glitches due to the fungal spores and accidentally unlocks a new alien form for Ben: Wildvine . A New Hero Emerges With the fungus defeated