Zephel holds the mantle of the Guardian of Steel, embodying ingenuity and commanding dominion over metallic elements. As one of nine elemental Guardians aiding queen candidates, he employs his abilities to shape civilizations and environments during royal trials. Marked by a rebellious streak and fierce independence, he initially avoids formal involvement in candidate assessments, retreating to secluded forests. This aloofness clashes with instinctive acts of guardianship, such as shielding a candidate from peril during a confrontation.

His prolonged lifespan slows aging, preserving a youthful visage while peers mature naturally—a trait that fosters impressions of innocence and an enduring childlike demeanor, though never undermining his unwavering commitment to his role. Exchanges with fellow Guardians reveal a complex rapport with authority, blending sporadic defiance of protocol with steadfast allegiance to the Queen’s overarching mission.

When cosmic threats emerge, Zephel joins unified campaigns to track vanished allies and challenge resurgent foes. These endeavors showcase tactical versatility, including alliances with past mentors and academic associates. Facing corruption in comrades, he pushes for swift containment yet acknowledges divergent views on redemption.

Evolving across narratives, Zephel transitions from solitary habits to collaborative engagement, notably during interdimensional rescues. His choices underscore a resolve to maintain cosmic equilibrium, often channeled through tangible problem-solving and manipulation of materials rather than emotional dialogue. Earlier lore cements his legacy in bolstering successive queen candidates through technological advancements and foundational infrastructure.