Interstella 5555 - Arpegius by Topplers presents a stylized, space-born musician figure. The character is depicted with a sleek, elongated silhouette and a futuristic suit that blends metallic blue with neon accents. The sculpt emphasizes flowing lines and arpeggio-inspired curves, capturing a moment of dynamic performance as the right arm extends toward an imaginary instrument. The head features a smooth helmet-like design with subtle facial markings and luminous eyes. The figure stands on a rounded base that resembles a starfield, with integrated stand joints hidden in the torso. The overall finish highlights a glossy chrome-tone contrast against matte fabric-textured panels, giving a cosmic, high-precision aesthetic. The color scheme nods to Interstella 5555's space opera vibe, making it a centerpiece for display shelves.

Arpegius is a spacefaring musician whose melodies weave through distant galaxies and connect diverse civilizations. Within the Interstella 5555 narrative, Arpegius serves as a luminous conductor-like figure whose harmony unites fractious starships and inspires courage in the crew. His arpeggio-driven power acts as a catalyst for hope, guiding the protagonists through interstellar chases and moral conflicts as they confront misused power and deception. As events unfold, Arpegius uses performance to break the spell of captors, awaken audiences across the cosmos, and reveal the true identity of the band. His journey embodies themes of unity, art's resilience, and the universal language of music.