Regarding the 3 types of energy, it's what's known as Tenchijin (天地人*) or Chokon (super spirit) power and is based on traditional Japanese spirituality. Keep in mind that this series was intended for a Japanese audience who would be more culturally aware of this.
+1. And it's not that much different from the way binary bonding was portrayed in Anglophone G1; granted the "Transtectors" did retain their original personalities, but we did see some humans/Nebulans becoming the dominant personality, e.g. Spike, Zarak. Even Optimus Prime's persona was eventually merged with Hi-Q's.Originally Posted by Paulbot
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*can't find any comprehensive online info about Tenchijin in English, but here's a brief/basic description