Reza Pahlavi, the exiled son of Iran's last shah, has publicly expressed readiness to return as soon as security conditions allow, even prior to full regime change, positioning himself as a potential transitional figure amid ongoing instability following U.S. and Israeli strikes in early 2026 and escalated conflict later that year. Trader sentiment reflects structural barriers, including his nearly five-decade absence from the country, limited demonstrated domestic support networks inside Iran, and recent reporting on waning momentum for his leadership bid despite meetings with Western officials and appearances at events like CPAC. Key variables include the trajectory of internal unrest, any shifts in Iranian military or opposition dynamics, and verifiable entry signals before the December 31, 2026 resolution deadline, with late developments such as diplomatic openings or security changes remaining potential catalysts.