Operation S.I.N. #1 Skottie Young Variant 2015

Operation S.I.N. #1, published by Marvel in 2015, delves into an untold story from the early 1950s Marvel Universe, tying into the Original Sin event. Following the discovery of an alien energy source in Russia, Peggy Carter and Howard Stark investigate, soon encountering a resurgent Hydra also seeking the technology. The duo is joined by the mysterious operative Woodrow McCord, revealing the extreme measures taken to safeguard Earth. This issue is notable for featuring fan-favorite characters Peggy Carter and Howard Stark in a Cold War spy thriller with an extraterrestrial twist.