Gummigoo demonstrates his proficiency as a strategist, adeptly planning for complex heists and missions. Despite his initial antagonistic demeanor, he exhibits emotional depth; after falling Outside of the Map, he discovers he is "an NPC", and subsequently grapples with existential anxiety and an eagerness to understand the unknown. Through the development of his relationship with Pomni, he evolves from a seemingly antagonistic figure to a well-intentioned individual.