Tankenstein
Tankenstein is a powerful shape-shifting mechanical entity used by Astronema, he serves as the primary antagonist of the penultimate episode of Power Rangers in Space " A Line in the Sand".
Excluding the three minor monsters that appear in the two-part series finale episode of Power Rangers In Space and the entire Zordan Era, "Countdown to Destruction", he is not only the final monster Astronema sent to fight the Power Rangers, he is also the final monster of the entire Zordon Era as a whole.read more