Engine Sentai Go-Onger(2008)

Engine Sentai Go-Onger is a Japanese tokusatsu series following three young heroes who transform into the Go-Ongers to defend Earth from the Gaiark, a barbaric machine clan bent on planetary destruction. Exiled from the Machine World by sentient Engines—colossal machines with their own consciousness—the Gaiark turn their destructive ambitions toward humanity, plotting to pollute and reshape Earth into a habitat suited to their kind. Driven by justice and courage, the trio must master the power of the Engines themselves to combat this mechanical menace and save the world from ecological ruin. The series blends high-octane action with themes of environmental protection and heroic determination.