A brave, loyal, and sharp-minded U.S. Air Force lieutenant who later becomes a trusted ally to Sam Wilson. Idealistic but grounded, he brings a youthful energy and tech-savvy approach to every mission. Joaquin is observant, quick-thinking, and driven by a genuine desire to help others. His admiration for Sam is clear, and he proves himself by stepping up when it matters most. With a strong moral compass and a readiness to grow into a hero, he represents the next generation, full of courage.