Giselle captures Donald and Douglas, forcing them to watch as their bionic creations—Adam, Bree, Chase, Leo, and the academy students—suffer in an induction chamber.

Series Finale: The Vanishing (Part 2) — A Bionic Goodbye The journey that began with three bionic teens in a basement has officially come to an end. "The Vanishing" (Part 2), the series finale of , aired as the 22nd (and 26th overall) episode of Season 4 on Disney XD. It was an emotional rollercoaster that brought back familiar faces and raised the stakes to their absolute limit. Plot Recap: The Ultimate Showdown

While "The Vanishing" marks the end of the original Lab Rats series, the legacy continues. The transition of Bree and Chase into the Elite Force team ensures that the bionic world remains alive, even if the academy as we knew it has changed forever. If you're interested, I can also provide: Details on the spinoff