Why Phase 4’s Super Soldier Serum Twist Was Secretly Revealed Years পূর্বে 

screenrant.com -BY GABRIELLE BEATY - The খুঁজুন for the Super Soldier Serum never stopped. Revealed in The বাজপাখি and the Winter Soldier, it was originally shown years earlier.
মূলশব্দ: phase 4, super soldier serum twist, secretly revealed years পূর্বে, the বাজপাখি and the winter soldier