Dengeki Sentai Changeman

[Toshio]

Dengeki Sentai Changeman is a old tokusatsu which aired in Brazil.
The story is about a group of soldiers who were choosen to defend Earth from the space group Gozma which wish to conquer the planet by eliminating humanity.

Here is the first episode

Note that it predates Power Rangers, so see how the japanese worked in their original series.

They deserve more support than the adaptations.