This 1/60 YF-19 Excalibur presents a sleek, aerodynamic profile characterized by forward-swept wings, slender fuselage lines and a compact battroid-worthy torso when transformed. The finish mixes gloss and matte surfaces to bring out delicate panel lines, recessed access hatches and realistic rivet details. The cockpit canopy is rendered clear with a finely detailed pilot seat area visible underneath. The included Fast Pack attaches to the dorsal and features extra thrusters, missile pods and articulated pylons, providing a bulkier, more aggressive silhouette. Paintwork typically uses a crisp white base with contrasting blue and gray accents, subtle weathering washes, and tiny printed warning labels to enhance scale realism.

Isamu Alva Dyson is portrayed as a brilliant but impulsive test pilot whose raw talent and fierce independence make him ideally suited to push prototype machines like the YF-19 to their limits. In Macross Plus he returns from front-line duty to participate in a cutting-edge competition between next-generation variable fighters, where his rivalry with other pilots and his complicated personal ties drive much of the drama. The YF-19 itself is depicted as an advanced, high-maneuverability prototype with extreme thrust-vectoring and fly-by-wire responsiveness, matching Isamu's instinctive flying style. Throughout the story, Isamu’s emotional intensity and willingness to take risks contrast with the more methodical approaches of his peers, and his flights test not only the aircraft’s capabilities but also ethical questions about autonomous systems, fame, and the human cost of pushing technology forward.