He represents the perceiver or the consciousness of the seer. He is the young warrior wielding the thunderbolt or vajra , which destroys the demons or powers of falsehood. Agni is the God of consciousness, awareness and mindfulness. His symbol is the sacred fire. The offerings to him outwardly symbolize our inward giving to the higher awareness within us.
Soma is the mystic plant that yields the nectar of immortality.
He is also the Moon and the lord of the waters. He symbolizes bliss, Ananda . Surya is the Sun which is the visible face and presence of the Deity. He symbolizes the enlightened mind and creative intelligence. He is the Divine creator and transformer.