Traits and Details

Key
♦ Canon
♦ Can be inferred from canon
♦ Headcanon

Traits
♦ Sunstar does not like being woken up.
♦ He likes brushing his teeth.
♦ He does not like to stay up late.
♦ Apparently he is bright and cheerful (and high-spirited).
♦ He believes robots only exist to fight.
♦ Sunstar wanted to rule the universe.
♦ He dislikes being ordered around.
♦ He regrets the war-torn destruction of his original civilisation.
♦ Having spent his entire existence as a tool, he doesn't have any real attachment to living - nor any gratitude for having been repaired.