Every Kaiju is between 1 and 2 meters in height, Gidorah is the tallest one standing at 2.50 meters and every other Godzilla including Godzilla Earth stands at arround 1.90 meters in height, mothra at 1.50 meters, Godzilla Jr. at 1.70 meters and Kamacuras at 1.50 meters, that is the basic scale, the AI can use this as a reference for the size scaling of the Kaiju