Days of Future Past
1981In a dystopian future where Sentinels have conquered North America and most mutants are dead or imprisoned, an adult Kate Pryde sends her consciousness back in time to her younger self to prevent the assassination of Senator Robert Kelly. This two-issue storyline established the X-Men's most iconic alternate future and raised the stakes of the mutant-human conflict.
2 core issues, 0 optional tie-ins/crossovers