Reika Kitakami

Megalador is a creation of a shark, a flower, and spare car parts. He is sent to kidnap Nikki Valentina, supermodel/actress of Ocean Alert. He infects Conner and Ethan with his flower blasts,  causing  an  allergic reaction . He is destroyed by the Z-Rex  Blaster . Megalador creates a wave to flood the city, but the Thundersaurus Megazord destroys him with the Stega Surfboard. "Ocean Alert"