The two grow up during the long journey and don High Tech Crystal Suits to defeat the Waller who have come to Earth in search of more water.

Spielban must avenge his dead mother Anna and his homeworld, and find his missing father Ben and older sister Helen.

It can also go into "Combat Formation", where it becomes a giant robot that performs the "Nasca Hyper Crush" where it stomps General Deathzero's tank vehicles, shoot beams from its eyes (the Excel Beam), and uses "Knuckle Bomber", where it punches General Deathzero's fighter planes in mid-air.

The Battle Lifeforms (戦闘生物, Sentō Seimaitai) are Dr. Bio's monsters created out of organic material.

Tsutarla's head and shoulder branches were removed where it's costume appears as a background member of the Monster Army.