The green Robin represents Ivan, a spellcaster who wears a green tunic with a short cape.
The stage represents Vault, a small village in Golden Sun where Ivan can be recruited into the player's party.
Robin starting off with a Gust Bellows and the Heavy Wind hazard reference Ivan's Jupiter Adept element, which specializes in wind-based attacks and abilities.
Other trivia:
This spirit's Support type references Ivan's role in Golden Sun as a member of Isaac's party.
This spirit's Attack type and Magic Attack ↑ ability references Ivan's usage of magical attacks.
