King ghidorah is a member of the Ghidorah family that is Godzilla's nemesis. King Ghidorah appears to be a golden-yellow, two tailed hydra that shoot's electricity out of his mouth. King Ghidorah weighs 30'000 tons as showa, 70,000 tons as heisei and 20,000 tons as millennium. King Ghidorah is as big as 150 metres as showa. 175 metres as heisei and 93 meters as millennium.
king ghidorah appeared in 6 Godzilla films and zone fighter. And even appeared in Godzilla island. King ghidorah is one of the most popular kaiju and considered the be one of the strongest.