" Bionic Showdown " (Season 2, Episode 14) is a pivotal one-hour special in the Lab Rats series that originally aired on August 5, 2013 . It serves as a major turning point, revealing the true origins of the bionic trio and introducing their primary antagonist, Douglas Davenport.
: With the bionic teens captured and stripped of their powers, Douglas prepares to use the Triton App to gain total mind control over them. Leo, vindicated after his long-standing suspicion of Marcus, must team up with Eddy to launch a rescue mission. Key Revelations & Character Developments [S2E14] Bionic Showdown: Part 1-2
The episode follows the Davenport family as they are lured into a trap by Marcus and his "father," Douglas. " Bionic Showdown " (Season 2, Episode 14)
: It is revealed that Douglas Davenport is actually the biological creator and father of Adam, Bree, and Chase. Donald is their uncle, who took them to protect them from Douglas’s plan to turn them into soldiers. Leo, vindicated after his long-standing suspicion of Marcus,
: Marcus is revealed to be an android created by Douglas, possessing all the Lab Rats' powers combined. He is seemingly destroyed at the end of the episode.
Bionic Showdown Part 1 - Lab Rats (Series 2, Episode 14) - Apple TV