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Ryan finally gets a lead on his biological father, Randall, only to find him in danger and must race against time to save him.
Ryan is bombarded by visions of Harper and the threat of the evil tycoon still being alive.
A new monster creates a city-wide blackout and disables the robot; the team must figure out how to get the robot working before the beast can complete its mysterious mission.
Season 2 of Mech-X4 was announced on September 1, 2016.